The moon Demos takes 30 hours 26 minutes to complete one orbit around Mars.Assuming it orbits in a circular path and its average speed is 1348 m/s,what is the radius of Demos' orbit around Mars?
A) 4.08 * 106 m
B) 2.56 * 105 m
C) 8.69 * 106 m
D) 1.47 * 108 m
E) 2.35 * 107 m
Correct Answer:
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