Potential energy of a 3kg body at the su...

Potential energy of a 3kg body at the surface of a planet is `-54 J`, then escape velocity will be :

18 m/s

162 m/s

36 m/s

6 m/s

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MOTION-GRAVITATION-Exercise - 1 (Section - C :- Keplers Law, Orbital Velocity, Escape Velocity + Geo. Stationary Satellites )

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