1.

If r represents the radius of the orbit of a satellite of mass m moving around a planet of mass M, the velocity of the satellite is given by           [CPMT 1974; MP PMT 1987; RPMT 1999]

A.             \[{{v}^{2}}=g\frac{M}{r}\]
B.               \[{{v}^{2}}=\frac{GMm}{r}\]
C.             \[v=\frac{GM}{r}\]
D.               \[{{v}^{2}}=\frac{GM}{r}\]
Answer» E.


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