question_answer

A ring is suspended from a point S on its rim  as shown in the figure. When displaced from equilibrium, it oscillates with time period of 1 second. The radius of the ring is (take \[g={{\pi }^{2}}\])     JEE Main  Online Paper (Held On 19  May  2012)

A) 0.15m                   

B)                        1.5m

C)                        1.0m                                     

D)                        0.5m