8. Centripetal Forces & Gravitation
Vertical Centripetal Forces
6:36 minutes
Problem 5.54
Textbook Question
Textbook Question(II) A proposed space station consists of a circular tube that will rotate about its center (like a tubular bicycle tire), Fig. 5–47. The circle formed by the tube has a diameter of about 1.1 km. What must be the rotation speed (revolutions per day) if an effect nearly equal to gravity at the surface of the Earth, 0.90 g, is to be felt by astronauts walking inside? Which part of the tube do they walk on?
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