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CBSE - IX - Physics - Gravitation

suppose the earth shrinks to one-third of its present size without losing any mass. what will be the value of g on the surface of the shrinked earth.

Asked by shweta mondal 24th September 2013, 11:42 AM
Answered by Expert


The acceleration due to gravity is given as
Now, the earth is reduced to one-third its size. Thus, volume of earth is one-third its original volume.
Thus, g' on shrinked earth is
Answered by Expert 24th September 2013, 12:15 PM

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