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A satellite is in a circular orbit about the Earth at a distance of four (4)...

A satellite is in a circular orbit about the Earth at a distance of four (4) Earth radii above the surface of the Earth. What is the velocity of the satellite?

(Earth's mass: ME = 5.98 x 1024 kg; the radius of the Earth: 6.4 x 106m ; G = 6.67 x 10-11 Nm2/kg2 ).

A) 4,072.5 m/s

B)3,530.5 m/s

C)5,582.2 m/s

D)7,465.9 m/s

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Answer #1

R=4 Ret Re = 5x6.4x100m, from me = Gmm Sv=IGM R? 6.67x10-11x 5.98x1024 586.48106 = 3.5305x103 Tv = 3530.5 mis

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