Suppose we want a satellite to revolve around the earth 5 times a day. What should be the radius of its orbit? (The mass of the earth is 5.97 × 1024 kg, G = 6.67 × 10-11 N ? m2/kg2, and you can neglect the presence of the moon.)
A) 1.44 × 107 m
B) 0.690 × 107 m
C) 7.22 × 107 m
D) 2.11 × 107 m
Answer: A
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Fill in the blank(s) with correct word
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