Q3
A ring of diameter R and mass m is pivoted at its rim and is set to perform small oscillations in the vertical plane. If a simple pendulum has same time period as that of the ring then length of the pendulum is A ring of diameter R and mass m is pivoted at its rim and is set to perform small oscillations in the vertical plane. If a simple pendulum has same time period as that of the ring then length of the pendulum is