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A satellite is revolving around earth in its equatorial plane with a period T. If the radius

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A satellite is revolving around earth in its equatorial plane with a period T. If the radius of earth suddenly shrinks to half its radius without change in the mass Then, the new period of revolution will be

(a) 8 T

(b) 2√2 T

(c) 2 T

(d) T

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Correct option (d) T

Explanation :

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