Physics, 27.07.2019 01:10 kimutaitanui5371

Arocket has landed on planet x, which has half the radius of earth. an astronaut onboard the rocket weighs twice as much on planet x as on earth. if the escape velocity for the rocket taking off from earth is vo, then its escape velocity on planet x is (a) 210 (b) v2v0 c) vo (d) vo/2 (e) vo/4

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Arocket has landed on planet x, which has half the radius of earth. an astronaut onboard the rocket...