gc textbook chapter 8 Rotational Motion (id: 7c7b08bd1)

本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 通用国际物理

[填空题]
The tires of a car make 65 ryiv6 thhgw/) ap73p j6evoluabcy nk rr,4h b;0 *+)fk:esijtions as the car reduces its speed uniformly from 95km/h *j si,b+fbk: )yk;nha4cr 0reto 45km/h The tires have a diameter of 0.80 m.
(a) What was the angular acceleration of the tires? $\approx$    $rad/s^2$
(b) If the car continues to decelerate at this rate, how much more time is required for it to stop?    s

参考答案:
空格1: 0.58±2%  空格2: 12±2% 


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