The 12-kg disk has an angular velocity of = 20 rad/s. If the brake ABC is applied such that the magnitude of force P varies with time as shown, determine the time needed to stop the disk. The coefficient of friction at B is _{} = 0.4.

[A].

t = 13.00 s

[B].

t = 7.00 s

[C].

t = 8.92 s

[D].

t = 5.08 s

Answer: Option D

Explanation:

No answer description available for this question.