116) Grinding with a balanced grinding wheel will make it possible to achieve the required

Dimensional accuracy with surface finish

Positional tolerance surface finish only

Positional tolerance

Pattern of lay

Answer is:

Dimensional accuracy with surface finish

Explanation:

Grinding with a balanced grinding wheel will make it possible to achieve the required dimensional accuracy with surface finish.

Cutting Tools MCQ - Turner (Set-1) with Answers

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Related Cutting Tools MCQ - Turner (Set-1) with Answers

117) Counter-boring is done for

Deburring hole ends

Enlarging the hole to accurate size

Finishing the cored hole

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.

118) Oil grooves are to be cut in brass half bearings. Which one of the following chisels is suitable ?

Flat chisel

Cross cut chisel

Half-round nose chisel

Web chisel

Answer is:

Half-round nose chisel

Oil grooves are to be cut in brass half bearings. Which one of the following chisels is suitable ?

119) After threading a hole by a tap, it was found that the crest of thread was not formed throughout. Which one of the following reasons would have caused this defect ?

Insufficient coolant supply

Broken the tip of cutting edge of the tap

Hole size slightly less than the tap drill size

Hole size slightly more than the tap drill size

Answer is:

Hole size slightly more than the tap drill size

120) Which is the possible cause when a twist drill produces a rough hole on the job ?

The clearance angle is too big

The clearance angle is too small

The cutting speed is too low

Feed rate is too high

Answer is:

Feed rate is too high

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