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A solid cylinder of mass m and radius r is rolling on a rough inclined plane of inclination θ. The coefficient of friction between the cylinder and incline is µ. Then

(A) frictional force is always µmg cos θ

(B) friction is a dissipative force

(C) by decreasing θ, frictional force decreases

(D) friction opposes translation and supports rotation.

Simran Bhatia , 11 Years ago
Grade 11
anser 1 Answers
Pankaj Kumar Singh

Last Activity: 11 Years ago

a) frictional force is always µmg cos ?

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