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ITI
Fitter
Fitter Set-2
Drilling
2

Drilling MCQ with Answers

2) Why hand reamers have uneven spacing of teeth?

Reduce chattering

Remove more metals

Increase the efficiency

Increase the life of the tool

Answer is:

Reduce chattering

Drilling MCQ with Answers

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Related Drilling MCQ with Answers

3) What is the purpose of clearance angle in twist drill?

Prevent rough holes

Prevent over size holes

Prevent unequal angle of cutting edges

Prevent friction of drill behind the cutting edges

Answer is:

Prevent friction of drill behind the cutting edges

4) What is the angle of counter sinking for riveting?

75 Degree

80 Degree

90 Degree

120 Degree

Answer is:

75 Degree

5) What is the reason for over heated drill while drilling?

Drill held not correctly

Work is not rigidly he

Clearance angle is incorrect

Flutes are clogged with chips

Answer is:

Clearance angle is incorrect

6) What is the name of the operation to enlarge the hole for given depth?

Reaming

Spot facing

Counter boring

Counter sinking

Answer is:

Counter boring

What is the name of the operation to enlarge the hole for given depth?

Drilling MCQ with Answers

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