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Draughtsman Mechanical
Draughtsman Mechanical Set-1
Details and Assembled Drawing Accuracy and Interchangeability
4

Details and Assembled Drawing Accuracy and Interchangeability MCQ with Answers

4) Why a feeler gauge used

Checking accuracy of hole

Checking radii of job

Adjusting the part of play

Checking gap between mating parts

Answer is:

Checking gap between mating parts

Why a feeler gauge used

Details and Assembled Drawing Accuracy and Interchangeability MCQ with Answers

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Related Details and Assembled Drawing Accuracy and Interchangeability MCQ with Answers

5) Why a center gauge used?

Checking the profile of thread

Checking the pitch of thread

Checking the fit of thread

Setting the Lathe tool at correct center heights

Answer is:

Setting the Lathe tool at correct center heights

6) Which material is used for making the gauges?

Alloy steel

Cast Iron

Cast Steel

Mild Steel

Answer is:

Alloy steel

Explanation:

Alloy steel is used for making the gauges.

7) Which among the following causes first order surface irregularity?

Vibration

Lack of straightness

Feed & speed

Lack of rigidity

Answer is:

Lack of straightness

8) Which among the following is a type of direct measuring instrument of roughness?

Micro interferometer

Micro meter

Profilometer

Surface dynometer

Answer is:

Profilometer

Details and Assembled Drawing Accuracy and Interchangeability MCQ with Answers

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