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Radius of an air bubble at the bottom of the lake is  and it becomes when the air bubble rises to the top surface of the lake. If  cm of water be the atmospheric pressure, then the depth of lake is

a)

b)

c)

d)


Question ID - 57400 | Toppr Answer

Radius of an air bubble at the bottom of the lake is  and it becomes when the air bubble rises to the top surface of the lake. If  cm of water be the atmospheric pressure, then the depth of lake is

a)

b)

c)

d)

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

Let depth of lake is  cm.



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