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

26)   

The process of producing a flat surface at the end of a workpiece in a lathe is called:

A.
B.
C.
D.
Answer: B
27)   

Reducing the diameter of a workpiece along its length is called:

A.
B.
C.
D.
Answer: C
28)   

Enlarging a drilled hole using a single-point tool on a lathe is known as:

A.
B.
C.
D.
Answer: C
29)   

Producing a rough diamond-shaped pattern on a workpiece surface is called:

A.
B.
C.
D.
Answer: B
30)   

Cutting off the finished part from the remaining stock in a lathe is called:

A.
B.
C.
D.
Answer: B
31)   

The part of a single-point lathe tool that removes material from the workpiece is called:

A.
B.
C.
D.
Answer: C
32)   

The main body of a lathe tool which fits into the tool post is called:

A.
B.
C.
D.
Answer: B
33)   

The surface of the tool over which the chips flow is called:

A.
B.
C.
D.
Answer: B
34)   

The angle between the face of the tool and the normal to the work surface is known as:

A.
B.
C.
D.
Answer: B
35)   

The angle provided to prevent the tool from rubbing against the workpiece is called:

A.
B.
C.
D.
Answer: A
36)   

The selection of a lathe cutting tool mainly depends on:

A.
B.
C.
D.
Answer: D
37)   

For machining mild steel, the most suitable cutting tool material is:

A.
B.
C.
D.
Answer: A
38)   

Which tool material is preferred for very high-speed machining?

A.
B.
C.
D.
Answer: B
39)   

Which factor is least important in selecting a lathe tool?

A.
B.
C.
D.
Answer: B
40)   

For rough turning, the tool selected should have

A.
B.
C.
D.
Answer: B
41)   

Cutting speed in a lathe is expressed in:

A.
B.
C.
D.
Answer: A
42)   

Cutting speed depends on:

A.
B.
C.
D.
Answer: D
43)   

The formula for cutting speed (V) in turning is:

A.
B.
C.
D.
Answer: A
44)   

Feed in lathe is measured in:

A.
B.
C.
D.
Answer: A
45)   

Increasing cutting speed beyond recommended value results in:

A.
B.
C.
D.
Answer: B
46)   

The relationship between feed rate, spindle speed, and cutting speed is mainly determined by

A.
B.
C.
D.
Answer: D
47)   

For larger diameter jobs, cutting speed for the same rpm will be:

A.
B.
C.
D.
Answer: A
48)   

The depth of cut in a lathe is measured in:

A.
B.
C.
D.
Answer: A
49)   

Which factor is most critical in selecting feed rate for finishing cuts?

A.
B.
C.
D.
Answer: B
50)   

In lathe turning, if spindle speed is doubled, cutting speed will:

A.
B.
C.
D.
Answer: C