# Physics

A flywheel has a moment of inertia of 2.6 kg路m2. What is the average power needed to spin it up from rest to an angular velocity of 100 rad/s in 30 seconds?

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1. power= work/time= 1/2 I w^2/30 in watts.

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posted by bobpursley
2. So would it be 1/2*2.6^2/30

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posted by Molly

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