本题目来源于试卷: Physics Unit8: Rotational Motion，类别为 通用国际物理
[单选题]
Consider a bicycle whevc4.f:l j19 jh9cumjw f ;t5rmel tow,*,-qot/ ugk jf-6x6 jxvha1d t5aq e be a ring of radius 30 cm and mass 1.5 kg. Neglect the mass of the axle and sprocket. If a for-gj ,eaj1 xuva-qkh t *qxdw/o 6,tf56ce of 20 N is applied tangentially to a sprocket of radius 4.0 cm for 4.1 s, what linear speed does the wheel achieve, assuming it rolls without slipping?
A. 3.0 m/s
B. 5.9 m/s
C. 7.1 m/s
D. 24 m/s
参考答案: C
本题详细解析:
暂无
| 
