Machine Design MCQ with Answers

Machine Design MCQ with Answers

66) The material used for brake lining should have __________ coefficient of friction.

Answer is:

high

67) Screws jacks have multiple threads.

Answer is:

Disagree

68) In an ordinary bolt, the effect of the impulsive loads applied axially is concentrated on the cross-sectional area at the root of the threads.

Answer is:

Yes

69) The radial distance of a tooth from the pitch circle to the top of the tooth is called

Answer is:

addendum

Explanation:

The radial distance of a tooth from the pitch circle to the top of the tooth is called addendum.

The radial distance of a tooth from the pitch circle to the top of the tooth is called

70) In a gear, having involute teeth, the normal to the involute is a tangent to the

Answer is:

base circle

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