Question

When a carpenter shuts off his circular saw, the 10.0-inch diameter blade slows from 4210 rpm...

When a carpenter shuts off his circular saw, the 10.0-inch diameter blade slows from 4210 rpm to zero in 3.00 s .

A. What is the angular acceleration of the blade?

α =   rev/s2  

Part B

What is the distance traveled by a point on the rim of the blade during the deceleration?
s =

  ft

Part C

What is the magnitude of the net displacement of a point on the rim of the blade during the deceleration?
d =   in
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