College Physics

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A 79 diameter wheel accelerates uniformly about its center from 110 to 360 in 4.5 .
1. Determine its angular acceleration.

2.Determine the radial component of the linear acceleration of a point on the edge of the wheel 1.3 after it has started accelerating.

3.Determine the tangential component of the linear acceleration of a point on the edge of the wheel 1.3 after it has started accelerating.

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