1.

 If the radius of a planet is four times that of earth and the value of g is same for both, the escape velocity on the planet will be                      [RPET 2002]

A.             \[11.2\,\,km/s\]
B.               \[5.6\,\,km/s\]
C.             \[22.4\,\,km/s\]
D.               None
Answer» D.               None


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