Determine the average angular acceleration of the wheel
Question: A point on the rim of a 0.71-m-diameter grinding wheel changes speed at a constant rate from 11 m/s to 25 m/s in 7.3 s. What is the average angular acceleration of the wheel?
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A point on the rim of a 0.71-m-diameter grinding wheel changes speed at a constant rate from 11 m/s to 25 m/s in 7.3 s. What is the average angular acceleration of the wheel?
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The armature of a simple ac generator has 30 circular loops of wire, each with a radius of 10 cm. It is rotated with a frequency of 60Hz in a uniform magnetic field of 700 mT. What is the maximum emf induced in the loops?
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