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MCQ - Mechanical TNPSC JTO
JTO - 436 - Fitter - 436 - Unit VI Turning

1)   

Which of the following should be worn while operating a lathe machine?

A.
B.
C.
D.
Answer: B
2)   

Why is it dangerous to wear gloves while operating a lathe?

A.
B.
C.
D.
Answer: B
3)   

The lathe chuck key should be:

A.
B.
C.
D.
Answer: B
4)   

Long workpieces protruding from the headstock spindle should be:

A.
B.
C.
D.
Answer: B
5)   

Which part of the body should be kept away from the rotating chuck?

A.
B.
C.
D.
Answer: D
6)   

The main body of the lathe which supports all other parts is called:

A.
B.
C.
D.
Answer: B
7)   

The component that holds and drives the workpiece in a lathe is:

A.
B.
C.
D.
Answer: B
8)   

The headstock of a lathe contains:

A.
B.
C.
D.
Answer: B
9)   

Which part of a lathe supports the free end of the workpiece?

A.
B.
C.
D.
Answer: C
10)   

The saddle of a lathe is a part of the:

A.
B.
C.
D.
Answer: B
11)   

The saddle of a lathe is a part of the:

A.
B.
C.
D.
Answer: B
12)   

The compound rest is used for:

A.
B.
C.
D.
Answer: B
13)   

The lead screw is mainly used for:

A.
B.
C.
D.
Answer: B
14)   

The part of a lathe which carries the saddle, cross-slide, and tool post is called:

A.
B.
C.
D.
Answer: A
15)   

The feed rod in a lathe is used for:

A.
B.
C.
D.
Answer: A
16)   

In a lathe, the feed mechanism is used to:

A.
B.
C.
D.
Answer: B
17)   

The lead screw in a lathe is mainly used for:

A.
B.
C.
D.
Answer: A
18)   

The feed rod in a lathe is used for:

A.
B.
C.
D.
Answer: A
19)   

The mechanism that transmits motion from the headstock to the lead screw is called:

A.
B.
C.
D.
Answer: B
20)   

The half-nut lever in a lathe is used to:

A.
B.
C.
D.
Answer: B
21)   

Which of the following is the most common work-holding device in a lathe?

A.
B.
C.
D.
Answer: C
22)   

A four-jaw independent chuck is mainly used for:

A.
B.
C.
D.
Answer: B
23)   

Which device is used to hold jobs that cannot be held in chucks or between centers?

A.
B.
C.
D.
Answer: B
24)   

The collet chuck is most suitable for:

A.
B.
C.
D.
Answer: B
25)   

Which method is used for holding a job for high accuracy in concentricity?

A.
B.
C.
D.
Answer: A