Aanchal C.

asked • 06/21/15

physics help. needed please

If the radius of the earth becomes half of its present value , with its mass remaining the same , the duration of the one day will become ?

1. 6 hour
2. 12 hour
3. 48 hour
4. 96 hour

 
although i think faintly think that Kepler's  formula (time)T= (radius)Rcould be used but not so sure 

1 Expert Answer

By:

Robert F. answered • 06/21/15

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