Lathe Machine MCQs | Lathe Machine Multiple Choice Questions and Answers

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Questions
1 Multiple turning head is mainly used on
A Centre lathe
B Turret lathe
C Capstan lathe
D All of the above

Answer: Turret lathe
2 In which of the following type of lathe, lead screw is provided for thread cutting?
A Centre
B Turret
C Capstan
D All of the above

Answer: Centre
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3 In which of the following type of lathe, very high skill of labour is required?
A Centre
B Turret
C Capstan
D All of the above

Answer: Centre
4 The greater the ________, stronger is the tool
A Nose radius
B Lip angle
C Clearance angle
D Side cutting edge angle

Answer: Lip angle
5 When the tool face is ground to slope from the nose towards the rear end, it is called
A Positive rake
B Negative rake
C Zero rake
D None of the above

Answer: Positive rake
6 An operation performed for enlarging an existing hole up to only a limited length from its one end.
A Boring
B Drilling
C Counter-boring
D Counter-sinking

Answer: Counter-boring
7 A single point cutting tool has (have)
A Positive rake
B Negative rake
C Zero rake
D All of the above

Answer: All of the above
8 Filing on the machined surface is done to
A Remove burrs
B Finish feed marks
C To make the sharp corners perfectly square
D All of the above

Answer: All of the above
9 In cutting Right hand threads, the spindle and lead screw rotates in the
A Same direction
B Opposite direction
C Same or Opposite direction
D Spindle rotates but lead screw does not rotate

Answer: Same direction
10 The axial advancement in one rotation of the screwed part is known as ____ of the threads.
A Pitch
B Lead
C Pitch diameter
D Helix

Answer: Lead
11 Which of the following attachments can be used on Centre lathe?
A Grinding
B Milling
C Copying
D All of the above

Answer: All of the above
12 The following is used to turn very long job between centers on a lathe.
A Steady rest
B Follower rest
C Compound rest
D All of the above

Answer: Steady rest
13 The following is used to support too flexible job very close to the cutting edge.
A Steady rest
B Follower rest
C Compound rest
D All of the above

Answer: Follower rest
14 For correct setting for turning operation in a lathe machine, the tool nose should touch the workpiece _____ horizontal line which is parallel to and at the same level as the axis of correctly centred workpiece.
A Exactly on a
B Above the
C Below the
D Any of the above

Answer:Exactly on a
15 A desired speed of _____ can be obtained by selecting the suitable change gears having proper number of teeth.
A Lead screw
B Countershaft
C Spindle
D Feed gear box

Answer: Lead screw
16 In Lathe, the back gears are used for affecting _______ in spindle speeds, thereby facilitating wider range of speeds
A Increase
B Reduction
C Increase or reduction
D None of the above

Answer: Reduction
17 The following type of Lathe is operated through Cams and Cam plate.
A Precision Lathe
B Crankshaft Lathe
C Screw cutting Lathe (Automatic)
D Duplicating Lathe

Answer: Screw cutting Lathe (Automatic)
18 In lathe work, when the tool is fed parallel to the rotation of job work, it will produce
A Cylindrical surface
B Spherical surface
C Tapered surface
D All of the above

Answer: Cylindrical surface
19 In taper operation, which type of surface is produced?
A flat
B curve
C circular
D none of the mentioned

Answer: none of the mentioned
20 What is the necessary condition for turning?
A material of work piece should be harder than the cutting tool
B cutting tool should be harder than the material of work piece
C hardness of the cutting tool and material of of piece should be same
D none of the mentioned

Answer: cutting tool should be harder than the material of work piece

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