Published by:
CGP EDU Academic Team
Published on: August 13, 2026
A small spherical ball of radius 
and density 
falls freely under gravity through a a distance 
before entering a tank of water. If after entering the water the velocity of ball does not change and it continue to fall with same constant velocity inside water, then the value of 
wil be m.
(Given 
, viscosity of water 
.
Text Solution
Verified by ExpertsThe correct answer is:
20
(20) Speed after falling through height 
Should be equal to terminal velocity
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