Question

A metallic hollow sphere is filled with water and hung by a long thread. It is made to oscillate. If there is a small hole in the bottom through which water slowly flows out, the time period will :- (1) go on increasing till the sphere is empty (2) go on decreasing till the sphere is empty (3) remain unchanged throughout (4) first increase, then it will decrease till the sphere is empty and the period will now be the same as when the sphere was full of water

Answer 1

Answer:

first increase, then it will decrease till the sphere is empty and the period will now be the same as when the sphere was full of water