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Two tubes of same material but of differ...

Two tubes of same material but of different radii are dipped in a liquid . The height to which a liquid rises in one tube is 2.2 cm and in the other is 6.6 cm . The ratio of their radii is

A

`9:1`

B

`1:9`

C

`3:1`

D

`1:3`

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The correct Answer is:
C
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