7) Which one of the following combination of movements is used to turn a ball on a centre lathe with single point tool ?

Carriage and compound slides are used

Cross slide and compound slides are used

Carriage and cross slide are used

Compound slide and apron are used

Answer is:

Cross slide and compound slides are used

Explanation:

combination of cross slide and compound slides movements is used to turn a ball on a centre lathe with single point tool.

Which one of the following combination of movements is used to turn a ball on a centre lathe with single point tool ?

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

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

8) State the direction of rotation of job and lead screw while cutting left hand thread viewing from tailstock end. (CW = clockwise; ACW = anticlockwise).

Both the job and lead screw rotate CW

Both the job and lead screw rotate ACW

Job rotates CW and lead screw rotates ACW

Job rotates ACW and lead screw rotates CW

Answer is:

Job rotates ACW and lead screw rotates CW

9) Counter boring is done for

deburring hole ends

enlarging holes to accurate size

finishing cored holes

accommodating socket head screws

Answer is:

accommodating socket head screws

Explanation:

Counter boring is the operation of enlarging the end of a hole using a tool called counterbore. Counter boring is done for accommodating socket head screws.

10) Fine facing is done by feeding the tool

from centre to the periphery of the job

from periphery to the centre of the job

either 'A' or 'B'

neither 'A' nor 'B'

Answer is:

from centre to the periphery of the job

11) Which one of the following types of chips is found while turning cast iron ?

Long curly chips

Segmental chips

I-shaped chips

Spiral chips

Answer is:

Segmental chips

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

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