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A boll made up of a cork material of rel...

A boll made up of a cork material of relative density `(1)/(2)`, is dropped from rest from a height 20 m into a lake. Neglecting all dissipative forces, calculate the maximum dept to which the body sinks before returning to float on the surface (poission ratio is zero)

A

10 m

B

40 m

C

20 m

D

5 m

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The correct Answer is:
C
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