题目

如果汽车的质量为1t，额定输出功率是20KW．行驶中受到的阻力为车重的0.1倍（g取10m/s2）求：                           （1）汽车能获得的最大车速为多少Km/h？                                                         （2）汽车在10min内做的功．                                                                                                               Use your head; nothing taught by others can have the same effect on you as _________learnedthrough practice.A．thoseB．whatC．thatD．the one