FITTER THEORY SEM IV JAN16 QUESTIONS
jan 2016 sem 4 fitter theory
The accurate spacing of teeth in a gear blank requires the use of.........
A dividing head B an index plate C a differential mechanism D universal table
Helical gears can be cut on which type of milling machine?
A Plain B Horizontal C Universal D Drum type
The carburizing is done on..................
A high carbon steel B medium carbon steel
C low carbon steels D high speed steel
Which clutch can be engaged progressively when one or both the elements are rotating?
A Single plate clutch B Cone clutch C Centrifugal clutch D Dog clutch
The standard pipe fittings are provided with
threads conforming with.......
A) BA B) BSW C) BSP D) Metric
The included angle of a pipe thread is
A 60° B 47° C 55° D 45°
The damaged external threads are rectified by......
A die nut B half die C circular die D adjustable screw plate die
Where a large speed reduction is desired, which type of gear is used?
A Worm and worm wheel B Helical bone gear
C Hypoid gear D Herring bone gear
Which type of gear converts rotary motion to linear motion?
A Rack and pinion B Worm and worm wheel
C Hypoid gear D Internal gear
In the pipe assembly, the hemp packing is used to................
A fill the gap between threads B avoid leakage
C get tight fitting D easy engagement
Which of the following can hold the work, locate the work and guide the tool at the desired position?
A Drill bush B Drill fixture C Drill jig D V - block
The application of pressure pads in fixtures is to..........
A increase the shocks B increase the vibration
C absorb shocks D increase the weight
Gears having their teeth element parallel to the rotating shafts are known as............
A worm gear B spur gear J C helical gear D bevel gear
The fuels like wood, paper, cloth, solid materials etc., come under which "class of fire?
A) Class A fire B) Class D fire C) Class B fire D) Class C fire
Which metal is used for coating in galvanizing?
A Lead B Brass C Zmcy D Aluminium
Water flows from tap even when firmly closed, what is the reason?
A Defective washer B Spindle bent
C Retainer nut loose D Spindle thread worn out
Aluminium is widely used in aircraft industry because it is..................
A corrosion resistant B soft and ductile s
C light in weight D low tensile strength
Which type of gas flame is most suitable for brazing?
A Oxy-LPgas flame B Oxy-coal gas flame
C Oxy-acetylene gas flame D Oxy-hydrogen gas flame
Bronze is an alloy of...................
A copper and tin B copper and zinc
C copper, zinc and tin D zinc and tin
The radial distance between the pitch circle and the root circle is called...........
A dedendum B addendum
C working depth of the teeth D whole depth of the teeth
Which one of the following is liquid lubricant?
A Grease B Molybdenum disulphide C Synthetic oil D Wax
Drilling jigs are used for..........
A drilling operation only
B clamping the jobs while drilling
C drilling, reaming, tapping and other allied operations
D sharpening drill to correct angle
The fire triangle in fire hazards is identified as..............
A fuel, oxygen and heat B fuel, oxygen and vapour
C fuel, burning and solid D fuel, oil and waste
A master gauge is...........
A used by masters
B a standard gauge for checking accuracy of gauges used on shop floors
C used by all mechanics
D a gauge used by experienced technician
In a V belt the angle between the side is....
A 10° B 20° C 30° D 30°
Name the fixed type foundation bolt that is usually forged and filled up with lead and cement?
A Eye bolt B Rag bolt C Ordinary bolt D Bent type bolt
Which is used to provide a decorative and corrosion resistant coating on aluminium and its alloy?
A Galvanizing B Anodizing C Tinning D Cladding
Which type of crow bar is easier to handle, and the point will fit into a narrow gap?
A Short crow bar B Long crow bar
C Single ended crow bar D Double ended crow bar
What is the function of Dog clutch?
A It can be engaged progressively when one or both the elements are rotating
B It can only be engaged when two elements of the clutch are stationary
C When the speed is reduced the clutch opens by itself
D Contact force is produced by springs
The use of travelling wall crane is..............
A it allows the load to move horizontally to or from the box
B it allows the load to move in three directions
C an endless chains
D two separate chains
The sensitiveness of the spirit level depends upon the............
A size of the bubble
B length of the glass tube
C type of liquid filled in the glass tube
D curvature of the glass tube S
In which clutch, the pressure plate is used?
A Multiple plate clutch B Dog clutch C Over riding clutch D Centrifugal clutch
Generally solder Is an alloy of
A copper and tin B lead and tin C zinc and tin D antimonv and tin
Aluminium is extracted from the ore
A pyrite B bauxite C aluminium oxide D magnetite
Best conductor of heat and electricity is.............
A nickel B chromium C aluminium D copper
Which of the following is the non-metallic anti corrosion treatment?
A Enamelling B Cladding C Sheradising D Calorising
Which of the following fire extinguishing agent is suitable for a live electrical fire?
A Water , B Carbon dioxide C Carbon tetrachloride D Foam
In braze welding, the filler rod melting point is...........
A above 450°C B above 550°C C above 600°C D above 650°C
Which metal can be joined by soldering and brazing easily than aluminium?
A Silver B Copper C Chromium D Zinc
Which pipe wrench is used for holding large diameter of a pipe?
A Chain wrench B Allen wrench C Strap wrench D Pipe wrench
The belt slips, due to...........
A less tension B misalignment C pulsating load D high starting torque
Taper keys are rectangular cross section. They have a taper of..........
A 1:100 on the thickness B 1:90 on the thickness
C 1:80 on the thickness D 1:70 on the thickness
The standard size of V bait from section "D" nominal top width is.........
A 22 mm B 32 mm C 38 mm D 17 mm
The error in squareness can be accurately determined by using a...................
A try square and slip gauge B try square and feeler gauge
C cylinder square and slip gauge D beveled edge try square
The spirit level is used for checking the level of machine when..........
A lifting the machine . B erecting the machine
C shifting the machine D grouting the machine
What is the function of a soldering iron in the soldering process?
A Melt the metal B Melt the solder
C Cool the solder D Cool the metal
FITTER THEORY SEM IV JAN16 QUESTIONS
SEM 4 JAN2016 FITTER
The accurate spacing of teeth in a gear blank requires the use of...........
A dividing head B an index plate
C a differential mechanism D universal table
Helical gears can be cut on which type milling machine?
A Plain B Horizontal C Universal D Drum tvnp
The carburizing is done on
A high carbon steel B medium carbon steel
C low carbon steel D high speed steel
The damaged external threads are rectified by......
A die nut B half die C circular die D adjustable screw plate die
The included angle of a pipe thread is
A 60° B 47° C 55° D 45°
Which clutch can be engaged progressively
when one or both the elements are rotating?
A Single plate clutch B Cone clutch
C Centrifugal clutch D Dog clutch
The standard pipe fittings are provided with threads conforming with.......
A BA B BSW C BSP D Metric
Which of the following can hold the work, locate the work and guide the tool at the desired position?
A Drill bush B Drill fixture C Drill jig D V-block
In the pipe assembly, the hemp packing is used to................
A fill the gap between threads B avoid leakage
C get tight fitting D easy engagement
Which type of gear converts rotary motion to linear motion?
A Rack and pinion B Worm and worm wheel
C Hypoid gear D Internal gear
Where a large speed reduction is desired, which type of gear is used?
A Worm and worm wheel B Helical bone gear
C Hypoid gear D Herring bone gear
The application of pressure pads in fixtures is to..........
A increase the shocks B increase the vibration
C absorb shocks D increase the weight
Which type of gas flame is most suitable for brazing?
A Oxy-LPgas flame B Oxy-coal gas flame
C Oxy-acetylene gas flame D Oxy-hydrogen gas flame
Aluminium is widely used in aircraft industry because it is..................
A corrosion resistant B soft and ductile
C light in weight D low tensile strength
Water flows from tap even when firmly closed, what is the reason?
A Defective washer B Spindle bent
C Retainer nut loose D Spindle thread worn out
Which metal is used for coating in galvanizing?
A Lead B Brass C Zinc D Aluminium
Which one of the following is liquid lubricant?
A Grease B Molybdenum disulphide C Synthetic oil D Wax
The radial distance between the pitch circle and the root circle is called...........
A dedendum B addendum
C working depth of the teeth D whole depth of the teeth
Bronze is an alloy of
A copper and tin B copper and zinc C copper, zinc and tin D zinc and tin
A master gauge is...........
A used by masters
B a standard gauge for checking accuracy of gauges used on shop floors
C used by all mechanics
D a gauge used by experienced technician
The fire triangle in fire hazards is identified as..............
A fuel, oxygen and heat B fuel, oxygen and vapour
C fuel, burning and solid D fuel, oil and waste
Drilling jigs are used for..........
A drilling operation only
B clamping the jobs while drilling
C drilling, reaming, tapping and other allied operations
D sharpening drill to correct angle
Which type of crow bar is easier to handle, and the point will fit into a narrow gap?
A Short crow bar B Long crow bar
C Single ended crow bar D Double ended crow bar
Name the fixed type foundation bolt that is usually forged and filled up with lead and cement?
A Eye bolt B Rag bolt C Ordinary bolt D Bent type bolt
In a V belt the angle between the side is....
A 10° B 20° C 30° D 40°
In which clutch, the pressure plate is used?
A Multiple plate clutch B Dog clutch
C Over riding clutch D Centrifugal clutch
The sensitiveness of the spirit level depends upon the............
A size of the bubble B length of the glass tube
C type of liquid filled in the glass tube D curvature of the glass tube
The use of travelling wall crane is..............
A it allows the load to move horizontally to or from the box
B it allows the load to move in three directions
C an endless chains
D two separate chains
What is the function of Dog clutch?
A It can be engaged progressively when one or both the elements are rotating
B It can only be engaged when two elements of the clutch are stationary
C When the speed is reduced the clutch opens by itself
D Contact force is produced by springs
Generally solder is an alloy of...............
A copper and tin B lead and tin C zinc and tin D antimonv and tin
Aluminium is extracted from the ore
A pyrite B bauxite C aluminium oxide D magnetite
Best conductor of heat and electricity is.............
A nickel B chromium C aluminium D copper
Which metal can be joined by soldering and brazing easily than aluminium?
A Silver B Copper C Chromium D Zinc
In braze welding, the filler rod melting point is...........
A above 450°C B above 550°C C above 600°C D above 650°C
Which of the following fire extinguishing agent is suitable for a live electrical fire?
A Water B Carbon dioxide C Carbon tetrachloride D Foam
Which of the following is the non-metallic anti corrosion treatment?
A Enamelling B Cladding C Sheradising D Calorising
The standard size of V belt from section 'D' nominal top width is.........
A 22 mm B 32 mm C 38 mm D 17 mm
Taper keys are rectangular cross section. They have a taper of..........
A 1 :100 on the thickness B 1 :90 on the thickness
C 1 : 80 on the thickness D 1 : 70 on the thickness
The belt slips, due to................
A less tension B misalignment C pulsating load D high starting torque
Which pipe wrench is used for holding large diameter of a pipe?
A Chain wrench B Allen wrench C Strap wrench D Pipe wrench
The error in squareness can be accurately determined by using a...................
A try square and slip gauge B try square and feeler gauge
C cylinder square and slip gauge D beveled edge try square
The spirit level is used for checking the level of machine when..........
A lifting the machine B erecting the machine
C shifting the machine D grouting the machine
What is the function of a soldering iron in the soldering process?
A Melt the metal B Melt the solder C Cool the solder D Cool the metal
FITTER THEORY SEM IV JULY 17 QUESTIONS
SEM 4 JULY 17 FITTER
V-block (vee locators) are used for clamping as well as locating when faces are inclined uptp:-
a)30° b) 12° c) 9° d) 3°
Gun metal is an alloy of copper:
a) Tin and Zinc c) Zinc and Nickel b) Lead and Zinc d) Lead and Nickel
Brass in an alloy of
a) Copper and Tin e) Copper and Zinc b) Lead and Tin d) Copper and Silver
TQM is meant to satisfy _
a) Shareholders c) People in the organization b) Consumers d) All of these
Which one of the following thread forms on bolts and nuts is meant for general fastening
purposes?
a)V thread b) Square thread c) Knuckle threads d) Acme threads
A tab washer is used for
a) Self -locking c) Avoiding vibration b) Locking the nuts d) Fastening vibration work
Electroplating is done on jobs to resist corrosion. Which pole of a D.C supply is connected to the work in electroplating process?
a) Positive pole b) Positive terminal post c) Negative pole d) Negative terminal post
Which material is used for joining CI pipe?
a) Brass c) Lead b) Tin d) Corrosion
The brass used making the joint in brazing for soldering material is ......................
a) Flux b) Borax c) Spelter d) Soft soldering
Which type of key is used for coupling a pulley with a shaft?
a) Square key b) Woodruff key c) Gib head key d) Flat saddle key
Which one of the following reason in responsible for shearing of rivet in a riveted joint?
a) Diameter of the rivet is too small b) Diameter of the rivet is too large
c) Thickness of plates vary d) Pitch of the holes is too small
Viscosity is an internal property of a fluid, it is a measure of its resistance to :-
a) Current b) Light c) Sound d) Flow
The storage space of a fluid is called................
a) Strainer c) Plug b) Reservoir d) Pump
In a pneumatic system, a sensor serves the purpose of .....................
a) Transmission b) Control c) Feedback d) Storage
Typical locating device for cylindrical job used in jigs and fixtures are
a) Drill jigs b) V-block c) Mandrels d) Angle plate
A jig is a device used for_.
a) Holding the workpiece b) Guiding the tool
c) Loosening the workpiece d) Holding the workpiece and guide the tool
In a vee belt the angle between the side is.....................
a)10 degree b) 20 degree c) 30 degree d) 40 degree
The function of a washer is..................
a) To fill the axial gap c) To absorb shock and vibrations
b) To provide cushioning effect d) To provide bearing area
What joint is used for temporary pipe line?
a) Expansion joint b) Flange joint c) Screwed joint d) Collar joint
Which pipe is used for interior work?
a) Steel pipe c) Wrought iron pipe b) PVC pipe d) Lead pipe
Name the part marked 'x' shown in figure.
a) Stuffing box c) Gland nut b) Bonnet. d) Metal disk holders
Soldering iron are made of copper because..........................
a) It is heavy
c) It is thermal expansion is more
b) It is a bad conductor of heat
d) It is good conductor of heat
Which type of thread is used for power screws?
a) Metric b) Knuckle c) Square d) BSW
Which nonferrous metal tensile strength can be increased by hammering or rolling?
a) Lead b) Copper c)Tin d)Zinc
Which type of knot is used to joins two pieces of rope of equal diameters?
a) Slip knot b) Bowline knot c) Square knot d) Sheep shank knot
Belt slips reason is__
a) Less tension c) High starting torque b) Pulsating load d) Shock load
Name the rivet head used for heavy fabrication work,
a) Flat head b) Pan head c) Snap head d) Mushroom
To put off class 'B' fire the type of fire extinguisher used_
a) Dry powder b) Foam type c) Carbondioxide d) Jet of water
In a riveted joint the plates are placed end-to-end and jointed through cover plates. This
joint is called_
a) Lap joint b) Butt joint. c) Edge joint d) Corner joint '.
In a riveted joint the edges of plates are simply laid over each other and riveted.
This joint is called__.
a) Lap joint b) Butt joint c) Edge joint d) Corner joint
Which flux is used for soldering?
a) Zinc chloride c) Hydro chloric acid b) Ammonium Chloride d) All of these
In the process of soldering, you have noticed solder not sticking to sufficiently heated
copper soldering bit when rubbed over solder bar. What step do you take to overcome the
problem?
a) Pre- heat the solder b) Clean the bit thoroughly
c) Change the soldering bit shape d) Rub the bit over solder for longer period
Oil fire extinguished by _
a) Putting water on it
c) Soda acid extinguisher
b) Foam extinguisher
d) None of these
The best way of avoiding accident is by_.
a) Doing work in ancient way
b) Doing work in one's own way
c) Observing safety rules related to job, machine and workplace
d) Using safety equipment
In case of electric fire, which one of the following should not use_
a) Put water on it b) Use sand or clay
c) Use C.T.C. extinguisher d) Use dry chemical powder
Name the type of jig in which a base plate is not available,
a) Plate jig b) Box jig c) Trunnion jig d) Latch jig
An accident is_.
a) Unplanned event b) Non-controlled event
c) Undesirable event d) All of these
The included angle for the V belt is usually in degrees .............
a) 10 to 20 c) 30 to 40 b) 20 to 30 d) 60 to 80
The standard taper of pin
a) 1:20
c) 1:40
b) 1:30
d) 1:50
Best conductor of heat and electricity is
a) Nickel c) Chromium b) Copper d) Aluminium
Melting temperature range of soft solder_. :
a) 150-350 °c b)600-900°c
c) 500-600 °c d) None of these
Medium solder contains .
a) 37% lead and 63% tin b) 50% lead and 50% tin
c) 70% lead and 50% tin d) None of these ..
"Cyaniding" and "Nitriding" are two methods of_.
a) Hardening b). Case hardening
c) Tempering d) Normalising
Case hardening is a method of producing hard skin on the surface of
a) High-carbon steel parts b) Cast iron (heavy parts)
c) Low-carbon steel parts d) Alloy steel parts
Radial distance of a gear tooth from the pitch circle to the top of the tooth is known as: -
a) Addendum b) Dedendum
c) Module d) Pitch
The rolling contact bearings are known as
a) Thick lubricated bearings
c) Thin lubricated bearings
b) Plastic bearings
d) Antifriction bearings
The purpose of lubrication
a) To reduce friction
c) Transfer heat produced
b) To reduce wear
d) All of these
When close the pipe end is required fitting of_
a) Plug b) Cap
c) Socket d) Tee
For shaft in parallel and rotating in same direction the belt drive used
a) Open b) Cross
c) Diagonal d) None of these
The size of gear is usually
a) Pressure angle
b) Diametrical pitch
c) Circular pitch
d) PCD
jan 2016 sem 4 fitter theory
The accurate spacing of teeth in a gear blank requires the use of.........
A dividing head B an index plate C a differential mechanism D universal table
Helical gears can be cut on which type of milling machine?
A Plain B Horizontal C Universal D Drum type
The carburizing is done on..................
A high carbon steel B medium carbon steel
C low carbon steels D high speed steel
Which clutch can be engaged progressively when one or both the elements are rotating?
A Single plate clutch B Cone clutch C Centrifugal clutch D Dog clutch
The standard pipe fittings are provided with
threads conforming with.......
A) BA B) BSW C) BSP D) Metric
The included angle of a pipe thread is
A 60° B 47° C 55° D 45°
The damaged external threads are rectified by......
A die nut B half die C circular die D adjustable screw plate die
Where a large speed reduction is desired, which type of gear is used?
A Worm and worm wheel B Helical bone gear
C Hypoid gear D Herring bone gear
Which type of gear converts rotary motion to linear motion?
A Rack and pinion B Worm and worm wheel
C Hypoid gear D Internal gear
In the pipe assembly, the hemp packing is used to................
A fill the gap between threads B avoid leakage
C get tight fitting D easy engagement
Which of the following can hold the work, locate the work and guide the tool at the desired position?
A Drill bush B Drill fixture C Drill jig D V - block
The application of pressure pads in fixtures is to..........
A increase the shocks B increase the vibration
C absorb shocks D increase the weight
Gears having their teeth element parallel to the rotating shafts are known as............
A worm gear B spur gear J C helical gear D bevel gear
The fuels like wood, paper, cloth, solid materials etc., come under which "class of fire?
A) Class A fire B) Class D fire C) Class B fire D) Class C fire
Which metal is used for coating in galvanizing?
A Lead B Brass C Zmcy D Aluminium
Water flows from tap even when firmly closed, what is the reason?
A Defective washer B Spindle bent
C Retainer nut loose D Spindle thread worn out
Aluminium is widely used in aircraft industry because it is..................
A corrosion resistant B soft and ductile s
C light in weight D low tensile strength
Which type of gas flame is most suitable for brazing?
A Oxy-LPgas flame B Oxy-coal gas flame
C Oxy-acetylene gas flame D Oxy-hydrogen gas flame
Bronze is an alloy of...................
A copper and tin B copper and zinc
C copper, zinc and tin D zinc and tin
The radial distance between the pitch circle and the root circle is called...........
A dedendum B addendum
C working depth of the teeth D whole depth of the teeth
Which one of the following is liquid lubricant?
A Grease B Molybdenum disulphide C Synthetic oil D Wax
Drilling jigs are used for..........
A drilling operation only
B clamping the jobs while drilling
C drilling, reaming, tapping and other allied operations
D sharpening drill to correct angle
The fire triangle in fire hazards is identified as..............
A fuel, oxygen and heat B fuel, oxygen and vapour
C fuel, burning and solid D fuel, oil and waste
A master gauge is...........
A used by masters
B a standard gauge for checking accuracy of gauges used on shop floors
C used by all mechanics
D a gauge used by experienced technician
In a V belt the angle between the side is....
A 10° B 20° C 30° D 30°
Name the fixed type foundation bolt that is usually forged and filled up with lead and cement?
A Eye bolt B Rag bolt C Ordinary bolt D Bent type bolt
Which is used to provide a decorative and corrosion resistant coating on aluminium and its alloy?
A Galvanizing B Anodizing C Tinning D Cladding
Which type of crow bar is easier to handle, and the point will fit into a narrow gap?
A Short crow bar B Long crow bar
C Single ended crow bar D Double ended crow bar
What is the function of Dog clutch?
A It can be engaged progressively when one or both the elements are rotating
B It can only be engaged when two elements of the clutch are stationary
C When the speed is reduced the clutch opens by itself
D Contact force is produced by springs
The use of travelling wall crane is..............
A it allows the load to move horizontally to or from the box
B it allows the load to move in three directions
C an endless chains
D two separate chains
The sensitiveness of the spirit level depends upon the............
A size of the bubble
B length of the glass tube
C type of liquid filled in the glass tube
D curvature of the glass tube S
In which clutch, the pressure plate is used?
A Multiple plate clutch B Dog clutch C Over riding clutch D Centrifugal clutch
Generally solder Is an alloy of
A copper and tin B lead and tin C zinc and tin D antimonv and tin
Aluminium is extracted from the ore
A pyrite B bauxite C aluminium oxide D magnetite
Best conductor of heat and electricity is.............
A nickel B chromium C aluminium D copper
Which of the following is the non-metallic anti corrosion treatment?
A Enamelling B Cladding C Sheradising D Calorising
Which of the following fire extinguishing agent is suitable for a live electrical fire?
A Water , B Carbon dioxide C Carbon tetrachloride D Foam
In braze welding, the filler rod melting point is...........
A above 450°C B above 550°C C above 600°C D above 650°C
Which metal can be joined by soldering and brazing easily than aluminium?
A Silver B Copper C Chromium D Zinc
Which pipe wrench is used for holding large diameter of a pipe?
A Chain wrench B Allen wrench C Strap wrench D Pipe wrench
The belt slips, due to...........
A less tension B misalignment C pulsating load D high starting torque
Taper keys are rectangular cross section. They have a taper of..........
A 1:100 on the thickness B 1:90 on the thickness
C 1:80 on the thickness D 1:70 on the thickness
The standard size of V bait from section "D" nominal top width is.........
A 22 mm B 32 mm C 38 mm D 17 mm
The error in squareness can be accurately determined by using a...................
A try square and slip gauge B try square and feeler gauge
C cylinder square and slip gauge D beveled edge try square
The spirit level is used for checking the level of machine when..........
A lifting the machine . B erecting the machine
C shifting the machine D grouting the machine
What is the function of a soldering iron in the soldering process?
A Melt the metal B Melt the solder
C Cool the solder D Cool the metal
FITTER THEORY SEM IV JAN16 QUESTIONS
SEM 4 JAN2016 FITTER
The accurate spacing of teeth in a gear blank requires the use of...........
A dividing head B an index plate
C a differential mechanism D universal table
Helical gears can be cut on which type milling machine?
A Plain B Horizontal C Universal D Drum tvnp
The carburizing is done on
A high carbon steel B medium carbon steel
C low carbon steel D high speed steel
The damaged external threads are rectified by......
A die nut B half die C circular die D adjustable screw plate die
The included angle of a pipe thread is
A 60° B 47° C 55° D 45°
Which clutch can be engaged progressively
when one or both the elements are rotating?
A Single plate clutch B Cone clutch
C Centrifugal clutch D Dog clutch
The standard pipe fittings are provided with threads conforming with.......
A BA B BSW C BSP D Metric
Which of the following can hold the work, locate the work and guide the tool at the desired position?
A Drill bush B Drill fixture C Drill jig D V-block
In the pipe assembly, the hemp packing is used to................
A fill the gap between threads B avoid leakage
C get tight fitting D easy engagement
Which type of gear converts rotary motion to linear motion?
A Rack and pinion B Worm and worm wheel
C Hypoid gear D Internal gear
Where a large speed reduction is desired, which type of gear is used?
A Worm and worm wheel B Helical bone gear
C Hypoid gear D Herring bone gear
The application of pressure pads in fixtures is to..........
A increase the shocks B increase the vibration
C absorb shocks D increase the weight
Which type of gas flame is most suitable for brazing?
A Oxy-LPgas flame B Oxy-coal gas flame
C Oxy-acetylene gas flame D Oxy-hydrogen gas flame
Aluminium is widely used in aircraft industry because it is..................
A corrosion resistant B soft and ductile
C light in weight D low tensile strength
Water flows from tap even when firmly closed, what is the reason?
A Defective washer B Spindle bent
C Retainer nut loose D Spindle thread worn out
Which metal is used for coating in galvanizing?
A Lead B Brass C Zinc D Aluminium
Which one of the following is liquid lubricant?
A Grease B Molybdenum disulphide C Synthetic oil D Wax
The radial distance between the pitch circle and the root circle is called...........
A dedendum B addendum
C working depth of the teeth D whole depth of the teeth
Bronze is an alloy of
A copper and tin B copper and zinc C copper, zinc and tin D zinc and tin
A master gauge is...........
A used by masters
B a standard gauge for checking accuracy of gauges used on shop floors
C used by all mechanics
D a gauge used by experienced technician
The fire triangle in fire hazards is identified as..............
A fuel, oxygen and heat B fuel, oxygen and vapour
C fuel, burning and solid D fuel, oil and waste
Drilling jigs are used for..........
A drilling operation only
B clamping the jobs while drilling
C drilling, reaming, tapping and other allied operations
D sharpening drill to correct angle
Which type of crow bar is easier to handle, and the point will fit into a narrow gap?
A Short crow bar B Long crow bar
C Single ended crow bar D Double ended crow bar
Name the fixed type foundation bolt that is usually forged and filled up with lead and cement?
A Eye bolt B Rag bolt C Ordinary bolt D Bent type bolt
In a V belt the angle between the side is....
A 10° B 20° C 30° D 40°
In which clutch, the pressure plate is used?
A Multiple plate clutch B Dog clutch
C Over riding clutch D Centrifugal clutch
The sensitiveness of the spirit level depends upon the............
A size of the bubble B length of the glass tube
C type of liquid filled in the glass tube D curvature of the glass tube
The use of travelling wall crane is..............
A it allows the load to move horizontally to or from the box
B it allows the load to move in three directions
C an endless chains
D two separate chains
What is the function of Dog clutch?
A It can be engaged progressively when one or both the elements are rotating
B It can only be engaged when two elements of the clutch are stationary
C When the speed is reduced the clutch opens by itself
D Contact force is produced by springs
Generally solder is an alloy of...............
A copper and tin B lead and tin C zinc and tin D antimonv and tin
Aluminium is extracted from the ore
A pyrite B bauxite C aluminium oxide D magnetite
Best conductor of heat and electricity is.............
A nickel B chromium C aluminium D copper
Which metal can be joined by soldering and brazing easily than aluminium?
A Silver B Copper C Chromium D Zinc
In braze welding, the filler rod melting point is...........
A above 450°C B above 550°C C above 600°C D above 650°C
Which of the following fire extinguishing agent is suitable for a live electrical fire?
A Water B Carbon dioxide C Carbon tetrachloride D Foam
Which of the following is the non-metallic anti corrosion treatment?
A Enamelling B Cladding C Sheradising D Calorising
The standard size of V belt from section 'D' nominal top width is.........
A 22 mm B 32 mm C 38 mm D 17 mm
Taper keys are rectangular cross section. They have a taper of..........
A 1 :100 on the thickness B 1 :90 on the thickness
C 1 : 80 on the thickness D 1 : 70 on the thickness
The belt slips, due to................
A less tension B misalignment C pulsating load D high starting torque
Which pipe wrench is used for holding large diameter of a pipe?
A Chain wrench B Allen wrench C Strap wrench D Pipe wrench
The error in squareness can be accurately determined by using a...................
A try square and slip gauge B try square and feeler gauge
C cylinder square and slip gauge D beveled edge try square
The spirit level is used for checking the level of machine when..........
A lifting the machine B erecting the machine
C shifting the machine D grouting the machine
What is the function of a soldering iron in the soldering process?
A Melt the metal B Melt the solder C Cool the solder D Cool the metal
FITTER THEORY SEM IV JULY 17 QUESTIONS
SEM 4 JULY 17 FITTER
V-block (vee locators) are used for clamping as well as locating when faces are inclined uptp:-
a)30° b) 12° c) 9° d) 3°
Gun metal is an alloy of copper:
a) Tin and Zinc c) Zinc and Nickel b) Lead and Zinc d) Lead and Nickel
Brass in an alloy of
a) Copper and Tin e) Copper and Zinc b) Lead and Tin d) Copper and Silver
TQM is meant to satisfy _
a) Shareholders c) People in the organization b) Consumers d) All of these
Which one of the following thread forms on bolts and nuts is meant for general fastening
purposes?
a)V thread b) Square thread c) Knuckle threads d) Acme threads
A tab washer is used for
a) Self -locking c) Avoiding vibration b) Locking the nuts d) Fastening vibration work
Electroplating is done on jobs to resist corrosion. Which pole of a D.C supply is connected to the work in electroplating process?
a) Positive pole b) Positive terminal post c) Negative pole d) Negative terminal post
Which material is used for joining CI pipe?
a) Brass c) Lead b) Tin d) Corrosion
The brass used making the joint in brazing for soldering material is ......................
a) Flux b) Borax c) Spelter d) Soft soldering
Which type of key is used for coupling a pulley with a shaft?
a) Square key b) Woodruff key c) Gib head key d) Flat saddle key
Which one of the following reason in responsible for shearing of rivet in a riveted joint?
a) Diameter of the rivet is too small b) Diameter of the rivet is too large
c) Thickness of plates vary d) Pitch of the holes is too small
Viscosity is an internal property of a fluid, it is a measure of its resistance to :-
a) Current b) Light c) Sound d) Flow
The storage space of a fluid is called................
a) Strainer c) Plug b) Reservoir d) Pump
In a pneumatic system, a sensor serves the purpose of .....................
a) Transmission b) Control c) Feedback d) Storage
Typical locating device for cylindrical job used in jigs and fixtures are
a) Drill jigs b) V-block c) Mandrels d) Angle plate
A jig is a device used for_.
a) Holding the workpiece b) Guiding the tool
c) Loosening the workpiece d) Holding the workpiece and guide the tool
In a vee belt the angle between the side is.....................
a)10 degree b) 20 degree c) 30 degree d) 40 degree
The function of a washer is..................
a) To fill the axial gap c) To absorb shock and vibrations
b) To provide cushioning effect d) To provide bearing area
What joint is used for temporary pipe line?
a) Expansion joint b) Flange joint c) Screwed joint d) Collar joint
Which pipe is used for interior work?
a) Steel pipe c) Wrought iron pipe b) PVC pipe d) Lead pipe
Name the part marked 'x' shown in figure.
a) Stuffing box c) Gland nut b) Bonnet. d) Metal disk holders
Soldering iron are made of copper because..........................
a) It is heavy
c) It is thermal expansion is more
b) It is a bad conductor of heat
d) It is good conductor of heat
Which type of thread is used for power screws?
a) Metric b) Knuckle c) Square d) BSW
Which nonferrous metal tensile strength can be increased by hammering or rolling?
a) Lead b) Copper c)Tin d)Zinc
Which type of knot is used to joins two pieces of rope of equal diameters?
a) Slip knot b) Bowline knot c) Square knot d) Sheep shank knot
Belt slips reason is__
a) Less tension c) High starting torque b) Pulsating load d) Shock load
Name the rivet head used for heavy fabrication work,
a) Flat head b) Pan head c) Snap head d) Mushroom
To put off class 'B' fire the type of fire extinguisher used_
a) Dry powder b) Foam type c) Carbondioxide d) Jet of water
In a riveted joint the plates are placed end-to-end and jointed through cover plates. This
joint is called_
a) Lap joint b) Butt joint. c) Edge joint d) Corner joint '.
In a riveted joint the edges of plates are simply laid over each other and riveted.
This joint is called__.
a) Lap joint b) Butt joint c) Edge joint d) Corner joint
Which flux is used for soldering?
a) Zinc chloride c) Hydro chloric acid b) Ammonium Chloride d) All of these
In the process of soldering, you have noticed solder not sticking to sufficiently heated
copper soldering bit when rubbed over solder bar. What step do you take to overcome the
problem?
a) Pre- heat the solder b) Clean the bit thoroughly
c) Change the soldering bit shape d) Rub the bit over solder for longer period
Oil fire extinguished by _
a) Putting water on it
c) Soda acid extinguisher
b) Foam extinguisher
d) None of these
The best way of avoiding accident is by_.
a) Doing work in ancient way
b) Doing work in one's own way
c) Observing safety rules related to job, machine and workplace
d) Using safety equipment
In case of electric fire, which one of the following should not use_
a) Put water on it b) Use sand or clay
c) Use C.T.C. extinguisher d) Use dry chemical powder
Name the type of jig in which a base plate is not available,
a) Plate jig b) Box jig c) Trunnion jig d) Latch jig
An accident is_.
a) Unplanned event b) Non-controlled event
c) Undesirable event d) All of these
The included angle for the V belt is usually in degrees .............
a) 10 to 20 c) 30 to 40 b) 20 to 30 d) 60 to 80
The standard taper of pin
a) 1:20
c) 1:40
b) 1:30
d) 1:50
Best conductor of heat and electricity is
a) Nickel c) Chromium b) Copper d) Aluminium
Melting temperature range of soft solder_. :
a) 150-350 °c b)600-900°c
c) 500-600 °c d) None of these
Medium solder contains .
a) 37% lead and 63% tin b) 50% lead and 50% tin
c) 70% lead and 50% tin d) None of these ..
"Cyaniding" and "Nitriding" are two methods of_.
a) Hardening b). Case hardening
c) Tempering d) Normalising
Case hardening is a method of producing hard skin on the surface of
a) High-carbon steel parts b) Cast iron (heavy parts)
c) Low-carbon steel parts d) Alloy steel parts
Radial distance of a gear tooth from the pitch circle to the top of the tooth is known as: -
a) Addendum b) Dedendum
c) Module d) Pitch
The rolling contact bearings are known as
a) Thick lubricated bearings
c) Thin lubricated bearings
b) Plastic bearings
d) Antifriction bearings
The purpose of lubrication
a) To reduce friction
c) Transfer heat produced
b) To reduce wear
d) All of these
When close the pipe end is required fitting of_
a) Plug b) Cap
c) Socket d) Tee
For shaft in parallel and rotating in same direction the belt drive used
a) Open b) Cross
c) Diagonal d) None of these
The size of gear is usually
a) Pressure angle
b) Diametrical pitch
c) Circular pitch
d) PCD
FITTER (THEORY) SEMESTER-IV JAN 2018
Spirit level is used for.......
a) Testing for machine
b) While machine is erected
c) For starting of machine
d) Foundation machine
............is necessary for continues better production.
a) Routine maintenancc
b) Break down maintenance
c) Preventive maintenance
d) None of these
............gauge is used to checking external threads of pipe,
a) Thread gauge
b) Thread ring gauge
c) Centre gauge
d) Thickness gauge
.............is used for supplying water from main line.
a) Valves
b) Cock
c) Taps
d) Union
In pipe line fitting accessory used to pipe pieces short or long is called ............
a) Union
b) Reducer
c) Nipple's
d) Plug
Generally fitting for big diameter pipe joint...........is used.
a) Flange
b) Socket
c) PIug
d) Union
Which accessory is used for fitting branch line to main line?
a) Union
b) Elbow
c) Tee
d) Flange
In pipe fitting which accessory is used for four way pipe fitting?
a) Socket
b) Elbow
c) Tee
d) Cross
Which accessory is used in pipe fitting of different diameter pipe joint each other for increase the length?
a) Socket
b) Reducer
c) Union
d) Flange
Which one is used for joint connection in pipe line without any destruction?
a) Union
b) Plug
c) Socket
d) Cross
Which of the following is the including angle of pipe thread?
a) 29 degree
b) 27.5 degree
c) 55 degree
d) 60 degree
Which of the fi)llowing is a form of standard pipe thread?
a) B.S.P. b) B.S. F.
c) B.S.W. d) B.A.
In triangle fire fuel, heat and ............. both three most important Contribution substance.
a) Oxygen
b) Fire
c) Air
d) Water
Which one is use on A class fire?
a) Pistol type fire extinguisher
b) Dry powder fire extinguisher
c) Foam type fire extinguisher
d) Soda acid type fire extinguisher
The process of Electroplating on Metal surface is ............
a) Temporary
b) Semi-permanent
c) Permanent
d) Above all
.............. material is use as sheathing material for avoid rust or Telephone and electrical underground wires.
a) Nickel b) Copper
c) Lead. d) Tin
Which among is the lightest metal?
a) Lead
b) Tin
c) Aluminium
d) Copper
The main anechanical property of aluminiurn is .........
a) Soft
b) Brittle
c) Strong
d) Tough
Brass is an alloy of .........&..........
a) Copper & Tin
b) Lead & Tin
c) Copper & zinc
d) Copper & SiIver
Bronze is an alloy of .......& ......
a) Copper & Tin
b) Lead & Tin
c) Copper & Zinc
d) Copper & Silver
Aluminium is base ofore.
a) Iron ore
b) Copper pirate
c) Zinc alloy
d) Boxide
........... is the most important non-metal used for electrical equipment because it is electric
resistance substance.
a) Plastic
b) Rubber
c) Wood
d) Cement
Wood ruff Key having shape of ..........
a) Taper circular
b) Round
c) Rectangular
d) half moon shape
When quick and accurate fastening of two matching part is
a) Taper key
b) Cotter
c) Pins
d) Saddle key
For this coupling two flanges is use for two connecting shaft.
a) Flange coupling
b) Muff coupling
c) Flexible coupling
d) old ham coupling
Cam is used for rotary motion is transfer to motion.
a) Flat motion
b) Resiprocative
c) High Speed d) Low speed
Jockey pulley is ..........
a) Increase connecting portion on pulley
b) Gives more powerof Driver Pulley
c) It gives various speed of Shaft d) Step cone pulley has different dia
Face of the Pulley is tnake slightly convex in width. It is called
a) Fianck
b) Crowning
c) Effective diameter
d) Rim
The brass which is used in engineering work alloy 60% .......& 40 % .........
a) Copper & zinc
b) Copper & tin
c) Tin & zinc
d) Tin & lead
metal alloying with steel make hard and rust proof its melting point is 1615 degree C.
a) Chromium
b) Nickel
c) Silver
d) Copper
The metal which is use for coating sheet because it is anticorrosive metal is.....
a) Aluminium
b) Zinc
c) Tin
D) Lead
For sepret machine independent motor is used called..........drive.
a) Self drive
b) Group drive
c) Open drive
d) None of them
For gives varies speed ratio on machine ............pulley is used.
a) Flat Pulley
b) V Groove Pulles
c) Step Cone Pulley
d) Jockey Pulley
In use 'V' belt drive avoid defect of................
a) Slippage
b) Crippling
c) Cutting
d) Crowning
Pitch circle of gear & height of gear tooth is called...............
a) Addendum
b) I)eddendunl
c) Centre distance
d) Face
The best example of sen1i-liquid lubricant is.............
a) Grease
b) Grafid
c) Castor oi l
d) Lord oil
The purpose of normalizing steel is ............
a) Remove induced stresses & refine gain size
b) Improve machincability
c) Soften the steel
d) Increase the toughness and reduce brittleness
The toughness in a steel is increased and brittleness is decrease by a treatment operation called as ............
a) Annealing
b) Normalizing
c) Tempering
d) Case heading
Heat treatment of metals is necessary?
a) To produce certain desire properties
b) To make good appearance on the component
c) To increase strength of metals
d) To avoid corrosion on metal
Lower critical temperature of high carbon steel while hardening is...........
a) 960 degree C
b) 900 degree C
c) 723 degree C
d) 560 degree C
What is the main purpose of annealing?
a) To improve machinability & soften the steel
b) To improve magnetism
c) To improve hardness
d) increase toughness
While nornvalizing the steel should be cooled ...............
a) In still air to room temperature
b) In oil
c) In forced air
d) In water
The process of increasing carbon percentage on the surface of low carbon steel is known as..........
a) Hardening
b) Nitriding
c) Carburizing
d) Tempering
Induction coil is made .......... material.
a) Mild steel
b) Cooper
c) Tin
d) Silver
Solder is an alloy of.........
a) Tin and lead
b) Copper and zinc
c) Copper and tin
d) Brass and zinc
Which metal is use for bit of hatched soldering iron?
a) Brass
b) Cooper
c) Mild steel
d) Cast iron
Spelter is alloy of.............
a) Tin and lead
b) Copper and zinc
c) Brass and zinc
d) None of these
Which type f flux are used for brazing?
a) Sodium carbonate
b) HCL
c) Borax
d) Resin
What is the now• or filler metal in brazing?
a) Sweating
b) spelter
c) Base metal
d) Flux
Which is main advantage of interchangeability?
a) Help for mass production
b) Less Rejection
c) Part changeable after damages
d) All these
Jan17 FITTER THEORY
SEMESTER - IV
The general ratio of mixture of soluble with water is -
(a) 1:5
(b) 1:10
(c) 1:15
(d) 1:20
Solid lubricant is
(a) Caster Oil
(b) Lord Oil
(c) Graphite
(d) Grease
Cutting compound used during machining operation is
(a) Water
(b) Soluble Oil
(c) Tarpin Oil
(d) Grease
Lubricatorused for lubrication on the sliding surface of machine is
(a) Oil can
(b) Weak feed Lubricator
(c) Ring Lubricator
(d) Hand Pump
Splash lubrication is done by
(a) Oil can
(b) Grease Gun
(c) Pump Lubricator
(d) Ring Lubricator
Which friction occurred if journal bearing is not lubricated?
(a) Dry Friction
(b) Rolling Friction
(c) Sliding friction
(d) Fluid Friction
The following is machined dry -
(a) Aluminum
(b) Cast iron
(c) Titanium
(d) All of these
Preventive maintenance is carried out
(a) Before failure of machine
(b) After failure of machine
(c) Both (a) & (b)
(d) None of these
Jigs and Fixtures are
(a) Machining tools
(b) Precision tools
(c) both (a) & (b)
(d) none of these
Composition of HSS cutting tool is in ratio of 18:4:1. In this 18 indicates
(a) Chromium
(b) Tungsten
(c) Cobalt
(d) Vanadium
Couplings used for joining of shafts, when shafts are
(a) Joint permanently
(b) Removed frequently
(c) Joined and misalignment occurs
(d) Open frequently to fulfill the misalignment
Monel Metal has
(a) Copper
(b) Nickel Copper
(c) 6% Nickel 4% Copper
(d) 6% Copper 4% Nickel
Activity log is
(a) Written record how you spend time
(b) Measure of procreativity
(c) To check the movement
(d) None of these
The process in which surface is made smooth and uniform is known as
(a) Buffing
(b) Polishing
(c) Metal Spinning
(d) None of these
Carburizing is done on
(a) High carbon steel
(b) Medium carbon steel
(c) Low carbon steel
(d) Tight speed steel
Which hoisting mobile equipment is used for self loading and shifting it to different
places in a factory?
(a) Jib Crane
(b) Fork lift
(c) Chain hoist
(d) Gear hoist
Bushing in jig is used
(a) To locate and guide the tool
(b) To locate the tool
(c) To guide the tool
(d) None of these
Block spirit level is used to check
(a) Horizontal level
(b) Vertical level
(c) Both (a) & (b)
(d) Only angular measurement
Dry chemical extinguisher is used for
(a) Carbonaceous fire
(b) Electrical Fire
(c) Both (a) & (b)
(d) None of these
The pattern on the work surface caused by the movement of the cutting tool is called
(a) Roughness
(b) Surface texture
(c) Waviness_
(d) Lay
Why flux is used in brazing?
(a) To prevent steel from oxidizing during brazing process
(b) To speed up brazing
(c) To clean the metal by dissolv,ing any oxide already present
(d) To make the final joint clean
Fixture is used for
(a) To hold the job
(c) To locate the job
(b) To hold and locate the job
(d) None of these
Which jig used for location in bore?
(a) Solid Jig
(b) Box Jig
(c) Plate Jig
(d) Post Jig
Process chart shows
(a) Operation to be used
(b) Sequence of operations
(c) Worker's name
(d) Inspection method
Drill jig bushing is made up of
(a) Cast Iron
(b) Cast Steel
(c) Tool Steel
(d) Mild Steel
To locate the renewable bushing in jig,bush is used.
(a) Liner
(b) Press Fit
(c) Knurled
(d) Special
Which part of jig provides correct location to drill?
(a) Lüler Bush
(b) Guide Bush
(c) Jig plate
(d) Setting Block
Which jig is used for drilling in thin sheets?
(a) Solid Jig
(b) Post Jig
(c) Sand witch Jig
(d) Table Jig
Which washer used in structural assembly?
(a) Spring Washer
(b) Plain Washer
(c) Tapered Washer
(d) Tap Washer
Which flux is used for Brazing?
(a) Borax
(b) Zinc Chloride
(c) Resin
(d) Phosphoric Acid
The size of hydraulic cylinder is specified by -
(a) Piston diameter & stroke
(b) Barrel of piston & piston
(c) Volume of the fluid pushed & piston rod
(d) None of these
Brazing is done at the temperature of
(a) More than 450°c
(b) Less than 450°C
(c) At 1000°c
(d) At 1500°c
Soft soldering is done at the temperature of
(a) More than 450°c
(b) than 450°c
(c) At 1000°c
(d) At 1500°c
Filler material used for brazing is an alloy of
(a) Copper andLead
(b) Copper and Tin
(c) Copper and Zinc
(D) Zinc and Lead
Gum Metal is an alloy of
(a) Copper Zinc and Nickel
(c) Copper Lead and Zinc
(b) Copper Tin and Zinc
(d) Copper Lead and Nickel
The power source in pneumatic system is
(a) Air receiver
(b) Compressor
(c) Valve
(d) Muffler
Bearing bushes are made up of
(a) Brass
(b) White Metal
(c) Gun Metal
(d) Copper
The process of increase in percentage of carbon on the surface of low carbon steel is known as
(a) Carburizing
(b) Hardening
(c) Tempering
(d) Nitriding
Chain slings are used for
(a) Light loads
(b) Heavy loads
(c) Medium loads
(d) None of these
95% Metal available in Duralumin and Hindelium is
(c) Lead
(d) Aluminium
(a) Copper
(b) Zinc
Fastening of one part of rope to other poet of rope is known as -
(a) Loop
(b) Bight
(c) Knot
(d) Round turn
Which one of the following is used for making branch right angle to the main line in pipe fitting -
(a) Union
(b) Elbow
(c) Tee
(d) Flange
Clutch used to transmit less power is
(a) Plate Clutch
(b) Cone Clutch
(c) Dog Clutch
(d) Centrifugal Clutch
Gear drive used to change rotary motion into linear motion is
(a) Spur Gear Drive
(b) Bevel Gear Drive
(c) Worm and Worm gear drive
(d) Rack and Pinion Gear drive
Which among the following methods is generally used to cut threads on G.I pipes
(a) By centre lathe
(b) By thread rollers
(c) BY tap sets
(d) By die & stock
Depth of tooth space below the pitch circle in a gear is known as
(a) Deddendum
(b) Addendum
(c) Crest
(d) Root
Belt drive used with jockey pulley is
(a) Open belt drive
(b) Cross belt drive
(c) Right angle drive
(d) Quarter twist drive
Face of rim of pulley is made convex. It is called
(a) Crackness
(b) Effective Diameter
(c) Flank
(d) Crowning
Which galvanizing is providing a protective coating on mild steel?
(a) Zinc
(b) Lead
(c) Aluminium
(d) Iron
Which metal is suitable for anodizing?
(a) Copper
(b) Nickel
(c) Tin
(d) Aluminium
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