The tires of a car make 51 revolutions as the car reduces, Ask an Expert

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The tires of a car make 51 revolutions as the car reduces its speed uniformly from 95km/h to 38km/h. The tires have a diameter of 0.83m

a) What was the angular acceleration of the tires? (in rad/s^2)

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

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