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How much water should be filled in a con...

How much water should be filled in a container of height `21 cm,` so that it appears half filled to the observer when viewed from the top of the container `(mu=4//3).`

A

8.0 cm

B

10.5 cm

C

12.0 cm

D

14.0 cm

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Verified by Experts

The correct Answer is:
C
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