Find how much work was done to accelerate the blade

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Reference no: EM13516327

An electric trimmer blade has rotational inertia 1.85×10^-4 kg*m^2.

A) What torque is needed to accelerate this blade from rest to 645 rpm in 1.35 seconds ?

B) How much work was done to accelerate the blade?

Reference no: EM13516327

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