Suppose the gravitational force varies i...

Suppose the gravitational force varies inversely as the `n^(th)` power of distance. Then the time period of a planet in circular orbit of radius R around the sun will be proportional to

`r^((n-1)/2)`

`r^((n+1)/2)`

`r^(n-1)`

`r^n`

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TARGET PUBLICATION-Gravitation-Exercise

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