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

176)   

The method used to hold an eccentric job in a lathe is:

A.
B.
C.
D.
Answer: B
177)   

Which of the following holding methods ensures both accuracy and rigidity?

A.
B.
C.
D.
Answer: B
178)   

Which part of the lathe dog transmits motion from the driving plate?

A.
B.
C.
D.
Answer: C
179)   

Jobs longer than the chuck length and without center holes are usually supported by:

A.
B.
C.
D.
Answer: B
180)   

A job with a hole slightly larger than the mandrel diameter can be mounted by using:

A.
B.
C.
D.
Answer: C
181)   

The process of reducing the diameter of a workpiece to a specific size is called:

A.
B.
C.
D.
Answer: B
182)   

The operation of producing a flat surface at the end of a workpiece is called:

A.
B.
C.
D.
Answer: B
183)   

The operation of enlarging a drilled hole in a lathe is known as:

A.
B.
C.
D.
Answer: A
184)   

Which lathe operation is performed to produce a decorative pattern on the surface of a job?

A.
B.
C.
D.
Answer: A
185)   

The process of cutting external threads on a workpiece in a lathe is known as:

A.
B.
C.
D.
Answer: C
186)   

The process of cutting a conical surface on a workpiece is called

A.
B.
C.
D.
Answer: B
187)   

The lathe operation used to reduce the length of a workpiece is:

A.
B.
C.
D.
Answer: B
188)   

The operation of removing sharp edges from a workpiece is called:

A.
B.
C.
D.
Answer: B
189)   

Internal threads are produced in a lathe by:

A.
B.
C.
D.
Answer: C
190)   

The lathe operation performed to improve the accuracy and finish of a drilled hole is:

A.
B.
C.
D.
Answer: A
191)   

Which lathe operation uses a special tool to cut grooves inside a drilled hole?

A.
B.
C.
D.
Answer: C
192)   

The operation of drilling a hole without removing the workpiece from the lathe is called:

A.
B.
C.
D.
Answer: C
193)   

The lathe operation used to make a recess at the end of a hole for seating a bolt head is:

A.
B.
C.
D.
Answer: B
194)   

A shallow conical hole provided at the end of a shaft in a lathe is called:

A.
B.
C.
D.
Answer: B
195)   

Which lathe operation is used to cut a narrow groove on the surface of a workpiece?

A.
B.
C.
D.
Answer: C
196)   

Which of the following lathe operations requires the use of a form tool?

A.
B.
C.
D.
Answer: C
197)   

Eccentric turning in a lathe is carried out using:

A.
B.
C.
D.
Answer: B
198)   

The process of enlarging a hole by a multi-tooth tool to obtain high accuracy is:

A.
B.
C.
D.
Answer: B
199)   

A cutting operation performed to separate a part of the workpiece is:

A.
B.
C.
D.
Answer: C
200)   

To prepare a hole for screw head seating at 90° or 120°, the operation is called:

A.
B.
C.
D.
Answer: B