_ Kinetic friction is the$? – McqOptions

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1.	_ Kinetic friction is the$?
A.	Tangent of 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
Answer» E.

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