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A body is projected vertically upwards from the surface of earth with a velocity sufficient to carry it to infinity. The time taken by it to reach height h is
A √Re/2g[(1+hRe)³/²−1]
B √2Re/g[(1+hRe)³/²−1]
C 1/3√2Re/g[(1+hRe)³/²−1]
D 1/3√Re/2g[(1+hRe)³/²−1]

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