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A disk with a rotational inertia of 5.0 kg · m2 and a radius of 0.25...

A disk with a rotational inertia of 5.0 kg · m2 and a radius of 0.25 m rotates on a frictionless fixed axis perpendicular to the disk and through its center. A force of 8.0 N is applied along the rotation axis. The angular acceleration of the disk is?

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