1.

 A planet has twice the radius but the mean density is \[\frac{1}{4}th\] as compared to earth. What is the ratio of escape velocity from earth to that from the planet  [MH CET 2004]

A. 0.12569444444444
B. 0.043055555555556
C. East-west
D. 0.084027777777778
Answer» D. 0.084027777777778


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