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gc textbook chapter 8 Rotational Motion (id: ed8c318c1)

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admin 发表于 2024-12-20 22:02:16 | 显示全部楼层 |阅读模式
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]
A cooling fan is turned off when it is running at 8ao.o0if( 0x.rvfn f tl2;qzn:50rev/min It turns 15os -eb/8e av4f*ukwga + o6uz000 revolutions before it comes to b-g/k8uvze0 o 6f s*eau4ao w+a stop.
(a) What was the fan’s angular acceleration, assumed constant?    $\frac{rad}{s^2}$
(b) How long did it take the fan to come to a complete stop?    s




参考答案:
空格1: -0.42±2%空格2: 210±2%


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