**A uniform disk with mass 36.3 kg and radius 0.300 m is pivoted at its center about a horizontal, frictionless axle that is stationary. The disk is initially at rest, and then a constant force 25.5 N is applied tangent to the rim of the disk.**

**Answer:**

Part A

What is the magnitude v of the tangential velocity of a point on the rim of the disk after the disk has turned through 0.220 revolution?

Express your answer with the appropriate units.

v =

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Part B

What is the magnitude a of the resultant acceleration of a point on the rim of the disk after the disk has turned through 0.220 revolution?

Express your answer with the appropriate units.

a =

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