(Answered) The tires of a car makenbsp55nbsprevolutions as the car

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The tires of a car make 55 revolutions as the car reduces its speed uniformly from 100 km/h to 40 km/h. The tires have a diameter of 0.80 m.

(a) What was the angular acceleration of the tires?

____rad/s²

(b) If the car continues to decelerate at this rate, how much more time is required for it to stop?

_____s

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