A proposed "space elevator" can lift a 1000-kg payload to an orbit of 150 km above the Earths surface. The radius of the Earth is 6.4 X 10^6 m, and the Earths mass is 6 X 10^24 kg. What is the gravitational potential energy

from a homework

Degree Level: Pre-College

Question:

A proposed "space elevator" can lift a 1000-kg payload to an orbit of 150 km above the Earths surface. The radius of the Earth is 6.4 X 10^6 m, and the Earths mass is 6 X 10^24 kg. What is the gravitational potential energy of the payload when it reaches orbit?

Answer:

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