micgra425 micgra425

27-03-2021
Physics

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Calculate the tangential speed of a yo-yo twirled at the end of a 4 meter long string at 2 revolutions per second.

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keijosalonen keijosalonen

27-03-2021

Answer: 50 m/s

Explanation: speed v = 2· pi·n·r = 2· 3.14· 2 s^-1· 4 m

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