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When a sphere falling in a viscous fluid...

When a sphere falling in a viscous fluid attains a terminal velocity, then

A

the net force acting on the sphere is zero

B

the drag force balances the buoyant force

C

the drag force balances the weight of the sphere

D

the buoyant force balances the weight and drag force

Text Solution

Verified by Experts

The correct Answer is:
A
`v=constant`
`:. a=0`
or, `F_("net")=0`.
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Knowledge Check

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