. Imagine a light planet revolving around a very massive star in a circular orbit of radius R with a period of revolution T


Imagine a light planet revolving around a very massive star in a circular orbit of radius R with a period of revolution T. If the gravitational force of attraction between the planet and the star is proportional to R–5/2, then 

(a) T2 is proportional to R2                 (b) T2 is proportional to R7/2

(c) T2 is proportional to R3/2               (d) T2 is proportional to R3/75

Best Answer

circular

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