Q
Coefficient of friction is the__________________?
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A
A. Angle between normal reaction and the resultant of normal reaction and the limiting friction
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B
B. Ratio of limiting friction and normal reaction
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C
C. The friction force acting when the body is just about to move
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D
D. The friction force acting when the body is in motion
Correct Answer:
B. B. Ratio of limiting friction and normal reaction