The tires of a car form 850 revolutions as the car, Ask an Expert

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The tires of a car form 85.0 revolutions as the car decreases its speed uniformly from 90.0 km/hr to 60.0 km/hr. The tires encompass a diameter of 0.90 m. Determine the angular acceleration? When the car continues to slow down at this rate, determine how much more time is needed to stop?

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