Physics, 05.03.2020 10:14 jhony70

Ball of mass 0.4 kg is attached to the end of a light stringand whirled in a vertical circle of radius R = 2.9 m abouta fixed point. Find the magnitude of the tension when themass is at the top if its speed at the top is 8.5 m/s.(

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Ball of mass 0.4 kg is attached to the end of a light stringand whirled in a vertical circle of radi...