Lathe Operations MCQ with Answers

Lathe Operations MCQ with Answers

36) By which one of the following, a multi-start thread is cut on a lathe ?

Answer is:

By a single-point tool

Explanation:

Multi-start thread is cut on a lathe By a single-point tool.

By which one of the following, a multi-start thread is cut on a lathe ?

37) If the lead screw has 6 TPI and there are 4 numbered divisions in the chasing dial, which one of the following will be the teeth worm wheel of chasing dial ?

Answer is:

24 teeth

38) While thread cutting on a lathe by using single-point tool, the tool moves in a path called as

Answer is:

Helix

39) Which one of the following diameters of the workpiece should be turned before cutting external threads ?

Answer is:

Major diameter

Explanation:

Major diameter of the workpiece should be turned before cutting external threads.

Which one of the following diameters of the workpiece should be turned before cutting external threads ?

40) When the threading tool reaches the end of the thread, the tool should be

Answer is:

withdrawn while the tool is taking cut

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