Coefficient of friction is the__________________? – McqOptions

MCQOPTIONS

1.	Coefficient of friction is the__________________?
A.	angle between normal reaction and the resultant of normal reaction and the limiting friction
B.	ratio of limiting friction and normal reaction
C.	the friction force acting when the body is just about to move
D.	the friction force acting when the body is in motion
E.	tangent of angle of repose
Answer» C. the friction force acting when the body is just about to move

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