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A figure skater leads his partner into a death spiral. She leans nearly horizontal as she skates around him. She completes one revolution with radius

A figure skater leads his partner into a "death spiral". She leans nearly horizontal as she skates around him. She completes one revolution with radius r = 2.0 m in a time t = 1.6 s. Her mass is m = 45. kg. How hard must her partner pull to keep her moving around a circle

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