A yo-yo has a rotational inertia of 830 gcm2 and a mass of 100 g. Its axle radius is 2.0 mm and its string is 115 cm long. The yo-yo is thrown so…

A yo-yo has a rotational inertia of 830 g·cm2 and a mass of 100 g. Its axle radius is 2.0 mm and its string is 115 cm long. The yo-yo is thrown so that its its initial speed down the string is 1.5 m/s.

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