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A cubical block is floating in a liquid ...

A cubical block is floating in a liquid with one fourth of its volume-immersed in the liquid. If whole of the system accelerates upward with acceleration g/4, the fraction of volume immersed in the liquid will be

A

`1//4`

B

`1//2`

C

`3//4`

D

`2//3`

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The correct Answer is:
A
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