Production Engineering Quiz | Production Engineering Multiple Choice Questions(MCQs) with Answers

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Questions
61 Hard, tough, fragile and heat sensitive metals can be processed by
A Cold heading
B Explosive forming
C High energy rate forming
D Electrical discharge machining

Answer: Electrical discharge machining
62 Spiral flutes are provided on drill bits to
A Help from the cutting edge of the drill point
B Curl the chip tightly for easier removal
C Provide passage for coolant supply
D All of the above

Answer: All of the above
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63 In following operations are to be performed on a job, which one would be performed first
A Drilling
B Boring
C Counter sinking
D Tapping

Answer: Drilling
64 A 12 mm drilling machine means
A It can drill holes in 12 mm thick plates
B It can drill holes maximum 12 mm in diameter
C It can be used for crilling holes having cross-sectional area of 12 sq mm
D All of the above

Answer: It can drill holes maximum 12 mm in diameter
65 Which one of the following methods can be used for turning external tapers only?
A Compound rest
B Tail stock offset
C Taper attachment
D Form tool

Answer: Tail stock offset
66 Standard taper generally used on milling machine spindles is
A Morse taper
B Chapman taper
C Brown and Sharpe taper
D Jarno and Reed taper

Answer: Brown and Sharpe taper
67 In a 32A 49-H 8V BE grinding wheel the grit size is represented by
A 32
B 46
C 8
D BE

Answer: 46
68 In climb milling
A Work moves in same direction as rotation of the cutter
B Work moves in opposite direction as rotation of the cutter
C Tool climbs on the work piece for cutting operation
D Work is fed to cutter in lateral direction

Answer: Work moves in same direction as rotation of the cutter
69 Which one of the following methods cannot be used for turning internal tapers?
A Tail stock offset
B Cross slide
C Compound slide
D All of the above

Answer: Tail stock offset
70 Taper gererally used in lathes now-a-days is
A Brown and sharpe
B Morse
C Jarno
D Parkinson

Answer: Morse
71 Brown and sharpe taper is generally used in
A Lathes
B Drills
C Shapers
D Milling machines

Answer: Milling machines
72 In a turret lathe a pre-selector is a device
A That is used to select in the job prior to loading
B That is used to decide the operation to be done on a job prior to a specific operation
C That is used to pre-select the spindle speed for the next operation in progress
D Used for feeding bar to chuck

Answer: That is used to pre-select the spindle speed for the next operation in progress
73 Kind of tools used to undercut corners on a job that is to be hardened and ground is
A Parting tool
B Roundnose tool
C Vee shaped tool
D Knurling tool

Answer: Roundnose tool
74 Undercutting is
A An operation of cutting extra wide threads
B An operation of cutting a groove next to a shoulder on a piece of work
C Cutting from the base of a work piece
D An operation of cutting deep grooves

Answer: An operation of cutting a groove next to a shoulder on a piece of work
75 Cutting speeds for some materials are given as
A 20 m/min
B 30 m/min
C 40 m/min
D 80 m/min

Answer: 40 m/min
76 Stub tooth are cut on gears
A Subjected to shock and vibration
B To reduce centre distance between shafts
C To reduce frictional torque
D To improve transmission efficiency

Answer: Subjected to shock and vibration
77 Gear tooth vernier is used to measure
A Gear tooth profile
B Gear tooth thickness
C Pitch line thickness of gear tooth
D Module

Answer: Pitch line thickness of gear tooth
78 In a drilling operation
A Torque is equal to the axial force
B Torque is more than the axial force
C Torque is less than the axial force
D Torque is half the axial force

Answer: Torque is half the axial force
79 When large number of components are turned and parted off from a bar, the chuck used is
A Three jaw chuck
B Four jaw chuck
C Face place
D Collet chuck

Answer: Rubber asbestos type
80 While machining a brass casting on a lathe, the type of chuck used is
A Collect chuck
B Magnetic chuck
C Four jaw chuck
D Three jaw chuck

Answer: Four jaw chuck
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