Gravitation Part 2

Section: Physics

Question : 20 of 105

Marks: +1, -0

An astronaut takes a ball of mass m from earth to space. He throws the ball into a circular orbit about earth at an altitude of 318.5‌km. From earth's surface to the orbit, the change in total mechanical energy of the ball is x‌

GMem

21Re

. The value of x is (. take Re=6370‌km) :

[9 Apr 2024 Shift 1]

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