[填空题]
The tires of a car make 65 revolutions asyi;e,y5pl k dn566 hkbk:hlf- the car reducek6;ln.rfr3 ols its speed uniformly from 95km/h t f63r lon.;lkro 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
Post time 2025-2-18 20:00:22
