What is the force required (in Newtons) to hold a spherical balloon s – McqOptions

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1.	What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air.
A.	4πg/3
B.	0.01πgH/4
C.	0.01πgH/8
D.	0.04πgH/3
Answer» B. 0.01πgH/4

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