1.

Radius of orbit of satellite of earth is R. Its kinetic energy is proportional to    [BHU 2003; CPMT 2004]

A.             \[\frac{1}{R}\]           
B.             \[\frac{1}{\sqrt{R}}\]
C.             R         
D.             \[\frac{1}{{{R}^{3/2}}}\]
Answer» B.             \[\frac{1}{\sqrt{R}}\]


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