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If the earth were to suddenly contract t...

If the earth were to suddenly contract to `1//n^(th)` of its present radius without any change in its mass, the duration of the new day will be nearly

A

24/n hours

B

24n hours

C

`24//n^(2)"hours "`

D

`24n^(2)"hours "`

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The correct Answer is:
C
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