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The radii of two thin circular discs are...

The radii of two thin circular discs are 0.03 m and 0.04 m respectively. They are placed inside a liquid at the same depth. The ratio of the thrusts acting on them is

A

`9:16`

B

`3:4`

C

`4:3`

D

`sqrt3:2`

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The correct Answer is:
A
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