If potential at the surface of earth is assigned zero value, then potential at centre of earth will be (Mass = M, Radius = R):

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\frac{- G M}{2 R}

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\frac{- 3 G M}{2 R}

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\frac{3 G M}{2 R}

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Solution

The correct option is B $\frac{- G M}{2 R}$

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If potential at the surface of earth is assigned zero value, then potential at centre of earth will be (Mass = M, Radius = R):

The correct option is B −GM2R

The correct option is B $\frac{- G M}{2 R}$