Question:

1.When a large bubble rises from the bottom of a lake to the surface. Its radius doubles. If atmospheric pressure is equal to that of column of water height H, then the depth of lake is

Options :

  • a) H
  • b) 2H
  • c) 7H
  • d) 8H

Answer :

c) 7H

Answer Steps :

Solution :-

Step1 :-

Step2 :-

 

Video Tutorial