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Machinist
Machinist Set-1
Lathe
105

Lathe MCQ - Machinist(Set-1) with Answers

105) Which one of the following statements is true with respect of the half nut ?

It is detachable part of the spindle

It is an integral part of the spindle

It is an integral part of the apron

It is detachable part of the apron

Answer is:

It is detachable part of the apron

Lathe MCQ - Machinist(Set-1) with Answers

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Related Lathe MCQ - Machinist(Set-1) with Answers

106) A simple gear train is to be used to cut a thread with a certain pitch. A driver gear with 3 teeth more than that of the calculated value mounted due to non-availability of the required gear from the set. The thread that is cut will have the pitch

More than that required throughout the length

Less than that required throughout the length

Equal to that required throughout the length

More for a certain length and then less for the remaining length

Answer is:

More than that required throughout the length

107) Which one of the following is true with respect to the principle of taper turning attachment ?

Work axis is parallel to lathe axis and tool is made to move parallel to the work axis

Work axis is parallel to lathe axis and the tool is made to move at an angle to the work axis

Work axis is out of alignment with the lathe axis and the tool is made to move at an angle to the work axis

Work axis is out of alignment with the lathe axis and the tool is made to move at an angle parallel to the lathe axis

Answer is:

Work axis is parallel to lathe axis and the tool is made to move at an angle to the work axis

108) 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 ?

Chatter

Poor surface finish

Taper angle more than set

Taper angle less than set

Answer is:

Poor surface finish

109) Which one of the following abbreviations is used to specify an acme thread ?

M 16

Rd20 X l/8M

s48X8

Tr60X9

Answer is:

Tr60X9

Lathe MCQ - Machinist(Set-1) with Answers

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