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When an air bubble moves up from the bot...

When an air bubble moves up from the bottom of a lake

A

it's velocity is always constant ans

B

its velocity is always constant and is non - zero

C

its acceleration decreases and becoms zero

D

No viscous force acts if it moves up slowly

Text Solution

Verified by Experts

The different forces on air bubble are weight , buoyant force and viscous
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