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admin 发表于 2024-10-17 21:54:08 | 显示全部楼层 |阅读模式
本题目来源于试卷: newnewnewnew,类别为 IB物理学

[问答题]
On an icy day, you worry about parkingcdyoeuz (p1j/n8-3 1l.wgerz your car in your (-4do mhjr/s2cp5al ydriveway, which has an incliyocsj l/45 hm(d2- parne of 12$^{\circ}$ . Your neighbor's driveway has an incline of 9.0$^{\circ}$ , and the driveway across the street is at 6.0$^{\circ}$ . The coefficient of static friction between tire rubber and ice is 0.15 . Which driveway(s) will be safe to park in?




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