A simple pendulum has a time period T in vacuum. Its time period when it is completely immersed in a liquid of density one -eighth of the density of the material of the bob is

A simple pendulum has a time period T in vacuum. Its time period when

1.	A simple pendulum has a time period T in vacuum. Its time period when it is completely immersed in a liquid of density one -eighth of the density of the material of the bob is
Answer» `SQRT(7/8)T` `sqrt(5/8)T` `sqrt(3/8)T` `sqrt(8/7)T` ANSWER :D