Question

A particle is moving with uniform speed along the circumference of a circle of radius R under the action of a central fictitious force F which is inversely proportional to R³. Its time period of revolution will be given by :

(1) T ∝ R²

(2) T ∝ R²

(3) T ∝ R^5/2

(4) T ∝ R^4/3

Answer 1

Correct option is (1) T ∝ R²