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Turner
Turner Set-1
Lathe Operations
38

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

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

Epicycloid

Cycloid

Rake

Helix

Answer is:

Helix

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

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

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

Major diameter

Core diameter

Pitch diameter

Head diameter

Answer is:

Major diameter

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

left in the groove and reverse the workpiece

withdrawn after stopping the machine

withdrawn while the tool is taking cut

withdrawn after removing the workpiece

Answer is:

withdrawn while the tool is taking cut

41) A shaft of 50 mm has to be rough turned to Dia 42 mm in one pass. When will you check to ensure the set depth of cut is correct ?

After the tool traveled the full length

After the tool traveled half way

Just after the cut is taken at the tailstock end

After the tool has traveled a distance more than the angular shoulder

Answer is:

After the tool has traveled a distance more than the angular shoulder

42) A M30 thread is rough cut using a thread roughing tool. Which one of the following is the correct procedure for aligning the finishing tool with the thread groove ?

Work stationary, tool adjusted and positioned in the groove by compound slide and cross slide

Work stationary, tool adjusted and positioned in the groove by carriage hand wheel and cross slide hand wheel

Work revolving, half nut engaged, tool positioned in the groove by compound slide and cross slide

Work revolving, half nut engaged, tool positioned in the groove by carriage and cross slide hand wheels

Answer is:

Work revolving, half nut engaged, tool positioned in the groove by compound slide and cross slide

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

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