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Question

# Statement-1: If the Earth suddenly contracts to 1nth of its present size without any change in its mass.Statement-2:The duration of the new day will be 24n hrs.

A
Statement-1 is True, Statement-2 is True; Statement-2 is a correct explanation for Statement-1
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B
Statement-1 is True, Statement-2 is True; Statement-2 is not a correct explanation for Statement-1
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C
Statement-1 is True, Statement-2 is False
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D
Statement-1 is False, Statement-2 is True
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Solution

## The correct option is B Statement-1 is True, Statement-2 is FalseStatement -1 is true.T∝1√r3If earth contracts to 1/n th of current size, length of new day will become 24n2hrs.So, statement -2 is wrong and option C is right.

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