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If mass of earth is M, radius is R and gravitational constant is G, then work done to take 1 kg mass from earth surface to infinity will be 

(a) √GM/2R

(b) GM/R

(c) √2GM/R

(d) GM/2R

1 Answer

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by (57.7k points)
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Best answer

Correct option (b)  GM/R   

Explanation

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