Question

3 points
Problem 7.
A particle of mass m starts from rest and moves in a circular path of radius
R with a uniform angular acceleration a. The kinetic energy of the particle
after n revolutions is
(B) 27 namR?
(C) (1/2) mnaR?
(D) mnar?
(A) namR
ОА
Ов
Ос
O OD​

Answer 1

Answer:

sorry I don't know this question