NCERT Example 7.8 - Gravitation

Question: A 400 kg satellite is moved from circular orbit radius 2R_E to 4R_E. Find changes in total, kinetic, and potential energies.

Answer: Delta E = **+3.13 x 10^9 J**; Delta K = **-3.13 x 10^9 J**; Delta U = **+6.25 x 10^9 J**.

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