A particle is moving with a unifrom with with a uniform speed in a circular orbit of radius R in a central force inversely proportional to the n th power of R . If the period of roation of the particel is T . Then

Options

A. ` T prop R^((n+1) //2`
B. `T prop R^(n//2)`
C. `T prop R^(3//2) ` for any n
D. `T prop R^((n) /( 2)+1)`