A solid sphere, of radius R acquires a terminal velocity
when falling (due to gravity) through a viscous fluid having a coefficient of viscosity
. The sphere is broken into 27 identical solid spheres. If each of these spheres acquires a terminal velocity,
, when falling through the same fluid. the ratio
equals:
Text Solution
Verified by ExpertsThe correct answer is:
A
JEE Main 2019

or 
Terminal velocity, 

or 
or 
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