Physics
A ball of radius 
and density 
falls freely under gravity through a distance 
before entering water. Velocity of ball does not change even on entering water. If viscosity of water is 
, then the value of 
is given by:
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Physics
When the ball falls freely under gravity through a distance 
, its velocity 
just before entering the water
The terminal velocity 
of a spherical ball
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