A planet has twice the radius but the mean density is \[\frac{1}{4}t – McqOptions

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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.	3 : 1
B.	1 : 2
C.	1 : 1
D.	2 : 1
Answer» D. 2 : 1

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