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A spaceship is returning to Earth with i...

A spaceship is returning to Earth with its engine turned off. Consider only the gravitational field of Earth and let M be the mass of Earth, m be the mass of the spaceship, and R be the radius of Earth. In moving from position 1 to position 2 the kinetic energy of the spaceship increases by:

A

64

B

128

C

144

D

288

Text Solution

Verified by Experts

The correct Answer is:
D
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