Multiple Choice
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 distance from the center of Earth. In moving from position 1 to position 2 the kinetic energy of the spaceship increases by:
A)
B)
C)
D)
E)
Correct Answer:

Verified
Correct Answer:
Verified
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