(a) How long does it take the satellite to go around the Earth once? h (b) What

Question

(a) How long does it take the satellite to go around the Earth once?
h

(b) What is the orbital speed of the satellite?
m/s

(c) How much gravitational force does the satellite experience?
N

NASA launches a satellite into orbit at a height above the surface of the Earth equal to the Earth's mean radius. The mass of the satellite is 400 kg. (Assume the Earth's mass is 5.97 multiply x 10^6 m.) (a) How long does it take the satellite to go around the Earth once? h (b) What is the orbital speed of the satellite? m/s (c) How much gravitational force does the satellite experience? N multiply x 10^24 kg and its radius is 6.38

Explanation / Answer

(c)
F = GmM/(2R)^2 = 6.67384

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