The coefficient of Kinetic friction is equal to :

A block placed on an inclined plane of slope angle θ slides down with a constant speed. The coefficient of Kinetic friction is equal to
(a) sin θ
(b) cos θ
(c) tan θ
(d) cot θ

Anurag Mishra Professor Asked on 1st February 2016 in Maths.
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    Answer: (c) tan θ

    Anurag Mishra Professor Answered on 21st May 2016.
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