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+1 vote
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in Physics by (46.4k points)

A solid sphere of radius r made of a soft material of bulk modulus K is surrounded by a liquid in a cylindrical container. A massless piston of area a floats on the surface of the liquid, covering entire cross-section of cylindrical container. When a mass m is placed on the surface of the piston to compress the liquid, the fractional decrement in the radius of the sphere,(dr/r) is

(a) Ka/mg

(b) Ka/3mg

(c) mg/3Ka

(d) mg/ka

1 Answer

+3 votes
by (64.1k points)
selected by
 
Best answer

Correct Option (c) mg/3Ka

Explanation: 

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