A 61 cm diameter wheel accelerates uniformly about its center from 120 rpm to 280 rpm in 4.0 a. Determine (a) it's angular acceleration, and (b) the radial and tangential components of the linear acceleration of a point on the edge of the wheel 2.0 s after it has started accelerating.

Principles of Physics: A Calculus-Based Text
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Author:Raymond A. Serway, John W. Jewett
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Chapter10: Rotational Motion
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Problem 11P: A disk 8.00 cm in radius rotates at a constant rate of 1200 rev/min about its central axis....
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A 61 cm diameter wheel accelerates uniformly about its center from 120 rpm to 280 rpm in 4.0 a. Determine (a) it's angular acceleration, and (b) the radial and tangential components of the linear acceleration of a point on the edge of the wheel 2.0 s after it has started accelerating.

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