Question

A 400kg satellite is in a circular orbit of
radius 2RE about the earth. How much
energy is required to transfer it to a circular
orbit of radius 4RE? What are the changes in
the kinetic and potential energies?
1. -3.13 x 10°J, -6.25 10'J
2. 3.13 x 10'J., 6.25 x 10'
3. -6.25 x 10' J,-3.13x10'J
4. 6.25 x 10'J ,3.13 x 10'J​

Answer 1

★ Answer ★

1.) 2.

2.) 4

3.) 10

4.) 3.

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Answer 2

option (1) is the correct answer