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Rotation: Angular Velocity Dynamics

Problem #: 2 | Variant #: 1

A 8.145 kg, 1.81 x 0.9 m rectangular piece of plywood is horizontally mounted on a central spindle in such a way that it can be spun about its center. If it is set spinning at a rate of 95.2 rpm and takes 53.4 s to come to a stop, what is the torque provided by friction?

N m

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