Question: A small rocket is orbiting a point mass, which attracts it via gravity. The rocket is on circular orbit, and has a total energy of

A small rocket is orbiting a point mass, which attracts it via gravity. The rocket is on circular orbit, and has a total energy of F _A = -2 Joules. The mass of the rocket is 1 kg.

(a) How much is the average F _-k kinetic energy of the rocket?

(b) What is the average velocity of this rocket?

(d) The rocket fires a thruster that contains 1 Joule of energy. What is the new average values of E _i, E _k and E _p.

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Question: A small rocket is orbiting a point mass, which attracts it via gravity. The rocket is on circular orbit, and has a total energy of

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