A body of mass m is situated at a distance 
above the earth’s surface, where 
is the radius of earth. How much minimum energy be given to the body so that it may escape
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
C
Potential energy of the body at a distance 
from the surface of earth
[As 
(given)]
So minimum energy required to escape the body will be 
.
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