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

101)   

Which of the following is not recommended while working on a lathe machine?

A.
B.
C.
D.
Answer: B
102)   

Why should loose clothing be avoided while working on a lathe?

A.
B.
C.
D.
Answer: B
103)   

What is the main purpose of using a chip guard in a lathe?

A.
B.
C.
D.
Answer: B
104)   

Before starting the lathe, the operator must ensure:

A.
B.
C.
D.
Answer: A
105)   

Which personal protective equipment (PPE) is compulsory while operating a lathe?

A.
B.
C.
D.
Answer: B
106)   

Why is it unsafe to measure a rotating job on a lathe?

A.
B.
C.
D.
Answer: C
107)   

The chuck key should be

A.
B.
C.
D.
Answer: B
108)   

Long jobs projecting beyond the headstock spindle should be:

A.
B.
C.
D.
Answer: A
109)   

The safe practice when cleaning metal chips from the lathe is:

A.
B.
C.
D.
Answer: A
110)   

Which of the following must be avoided during lathe operations?

A.
B.
C.
D.
Answer: C
111)   

Why should long hair be tied or covered while working on a lathe?

A.
B.
C.
D.
Answer: B
112)   

What is the danger of leaving the spanner on the tool post while operating the lathe?

A.
B.
C.
D.
Answer: C
113)   

While turning a workpiece at high speed, which safety device is most essential?

A.
B.
C.
D.
Answer: B
114)   

Before engaging automatic feed on a lathe, the operator must:

A.
B.
C.
D.
Answer: B
115)   

Why should oil or coolant spillage on the shop floor be cleaned immediately?

A.
B.
C.
D.
Answer: C
116)   

When using a file on a rotating job in the lathe, the correct practice is:

A.
B.
C.
D.
Answer: B
117)   

Which of the following is the safest way to stop a rotating chuck?

A.
B.
C.
D.
Answer: C
118)   

While working on a lathe, the operator should always stand:

A.
B.
C.
D.
Answer: B
119)   

Why should tools and measuring instruments not be kept on the lathe bed?

A.
B.
C.
D.
Answer: C
120)   

While drilling a hole in a workpiece held on the lathe, the feed should be given by:

A.
B.
C.
D.
Answer: A
121)   

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

A.
B.
C.
D.
Answer: C
122)   

The part of the lathe that holds the spindle and provides power to rotate the workpiece is:

A.
B.
C.
D.
Answer: B
123)   

The spindle in the headstock is used to:

A.
B.
C.
D.
Answer: A
124)   

Which lathe part is used to support the free end of a long workpiece?

A.
B.
C.
D.
Answer: C
125)   

The part of the lathe that carries the cutting tool is:

A.
B.
C.
D.
Answer: B