A heavy brass sphere is hung from a weightless inelastic spring and as a simple pendulum its time period of oscillation is T. When the sphere is immersed in a non-viscous liquid of density 1/10 that of brass, find the time period of oscillation of the pendulum.

A heavy brass sphere is hung from a weightless inelastic spring and as

1.	A heavy brass sphere is hung from a weightless inelastic spring and as a simple pendulum its time period of oscillation is T. When the sphere is immersed in a non-viscous liquid of density 1/10 that of brass, find the time period of oscillation of the pendulum.
Answer» ANSWER :`SQRT(10/9)*T`