Physics, asked by nikhilgamer145, 5 months ago

A hollow spherical ball is given an initial push up an incline of inclination of angle a
The ball rolls purely. Coefficient of static friction between ball and incline
During its upward journey
A) friction force decreases in magnitude as the ball slows down.
B) friction force must increase in magnitude as the ball rolls down
C) friction force becomes zero at the top point where the ball stops
D) u22/5tan a

Answers

Answered by electroblast878

1

Answer:

C

Explanation:

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