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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.

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. 


Grade:11

1 Answers

Pankaj Kumar Singh
12 Points
7 years ago
a) frictional force is always µmg cos ?

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