A grinding wheel is a uniform cylinder with a radius of 6.10 cm and a mass of 0.450 kg. part 1 - Calculate its moment of inertia about its center. part 2 - Calculate the applied torque needed to accelerate it from rest to 1750 rpm in 7.40 s. Take into account a frictional torque that has been measured to slow down the wheel from 1500 rpm to rest in 57.0 s.

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