KillGorack / Physics 2010 / A rotating flywheel can be used as a method to store energy. If it is required that such a device be able to store up to a maximum of 1.00*10^6 J when rotating at 400 rad/s, what moment of inertia is required?

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Question A rotating flywheel can be used as a method to store energy. If it is required that such a device be able to store up to a maximum of 1.00*10^6 J when rotating at 400 rad/s, what moment of inertia is required?
Answer 12.5 kg*m^2

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