题目

When (apply) for universities, they will be able to choose three universities based on the major they are interested and their strengths. 答案：【1】applying质量为m=500kg的汽车沿半径为40m的水平公路面转弯，若路面对车的最大静摩擦因数为μ=0.5，则汽车转弯时受到的最大静摩擦力为    ，为使汽车顺利转弯而不滑动的车速最大值为    m/s．（取g=1 0m/s2）