Published by:
CGP EDU Academic Team
Published on: August 12, 2026
A solid sphere, of radius 
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:
A
27
B
C
9
D
Text Solution
Verified by ExpertsThe correct answer is:
C
We have
Since mass of the sphere will be same
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