Question

The volume of an air bubble becomes three times
as it rises from the bottom of a lake to its surface.
Assuming atmospheric pressure to be 75 cm of
Hg and the density of water to be 1/10 of the
density of mercury, the depth of the lake is
(1) 5 m
(2) 10 m
(3) 15 m
(4) 20 m​

Answer 1

Answer:

Explanation:

The answer is 1.5m which not there in options

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