when an air bubble rises from the bottom to the surface of a lake, its radius becomes double . Find
Channel: Doubtnut
Date: 2020-08-30

when an air bubble rises from the bottom to the surface of a lake, its radius becomes double . Find the depth of the lake , given that the atmospheric pressure is equal to the pressure due to a column of water 10 m high. Assume constant temperature and disreged surface tension .