(b) equation of terminal velocity of sphere
freely through the viscous medium.
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1
Answer:
Terminal Velocity=
9
2
η
r
2
g(d
1
−d
2
)
(1)
where r= radius of sphere
η=viscosity of medium
d
1
=density of sphere
d
2
=density of medium
From (1) terminal velocity is directly proportional to square of radius.
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