1.

According to Kepler?s law the time period of a satellite varies with its radius as             [Orissa JEE 2003]

A.             \[{{T}^{2}}\propto {{R}^{3}}\]
B.               \[{{T}^{3}}\propto {{R}^{2}}\]
C.               \[{{T}^{2}}\propto (1/{{R}^{3}})\]
D.               \[{{T}^{3}}\propto (1/{{R}^{2}})\]
Answer» B.               \[{{T}^{3}}\propto {{R}^{2}}\]


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