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In the previous question, if R is the ra...

In the previous question, if R is the radius of the planet and g is the acceleration due to gravity at its surface then the body will reach the centre of the planet in time

A

`2pi sqrt(R//g)`

B

`pi sqrt(R//g)`

C

`pi/2sqrt(R//g)`

D

`sqrt(2R//g)`

Text Solution

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The correct Answer is:
C
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