Multiple Choice
An orbital space station generates "artificial" gravity by spinning.Consider a 100-kg person standing against the outside wall of a doughnut shaped space station with an outer diameter of 2.0 km.What is the period of rotation for the space station such that the space station exerts a force on the person equal to the weight of the person on the surface of the Earth? 
A) 4.8 s
B) 31 s
C) 63 s
D) 90 s
E) 640 s
Correct Answer:
Verified
Correct Answer:
Verified
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