29) Power feed is not possible in compound slide method of taper turning. Which one of the following defects can be noticeable on the tapered workpiece due to the above reason ?

Answer is:

Poor surface finish

Lathe Operations MCQ - Turner (Set-1) with Answers

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Related Lathe Operations MCQ - Turner (Set-1) with Answers

30) To get a fine even surface on a workpiece by facing operation on lathe, it is necessary to have

Answer is:

high cutting speed, fine feed and light depth of cut

Explanation:

Facing Operation. Facing is the process of removing metal from the end of a workpiece to produce a flat surface. Most often, the workpiece is cylindrical, but using a 4-jaw chuck you can face rectangular or odd-shaped work to form cubes and other non-cylindrical shapes.

To get a fine even surface on a workpiece by facing operation on lathe, it is necessary to have

31) Which one of the following operations is NOT done on a workpiece held in-between centres ?

Answer is:

Parting off

Which one of the following operations is NOT done on a workpiece held in-between centres ?

32) Which one of the following methods of catching the threads consumes more time when cutting odd pitch threads ?

Answer is:

Marking the work holding device and lead screw

33) A hole is drilled in a lathe by using a Dia 10 mm straight shank drill held in a drill chuck. After a short distance of the drill travel, it rotates along with the work. Which one of the following is the cause for this defect ?

Answer is:

Chips getting clogged

Lathe Operations MCQ - Turner (Set-1) with Answers

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