What frictional torque acts on the saw blade

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A saw blade has a mass of 0.5 kg and a radius of 10 cm and is rotating at 300 rpm. Once turned off, it takes 5 seconds to slow to a complete stop. What frictional torque acts on the saw blade as it slows to a stop? Assume friction is the only force acting on the saw blade.

Reference no: EM13316348

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