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MCQIntermediateGravitation, Orbits & Dynamics
USAAAO — 2025 First Round
Question 14
A cylindrical space station rotating about its primary axis could create artificial “spin gravity,” allowing people to live on the inner surface of the cylinder. For such a station with a radius of 50 m, what rotational period is needed for inhabitants to experience spin gravity equal to Earth’s gravity g = 9.81 m/s²?
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Source
USAAAO 2025 First Round, Question 14. Question text, choices, and answer were transcribed from the official USAAAO exam and solutions PDFs.