题型:问答题 简答题 半径为R的圆形空间内,存在着垂直于纸面向里的匀强磁场,一个带电粒子(不计重力)从A点以速度v0垂直于磁场方向射入磁场中,并从B点射出.∠AOB=120°,如图所示,则该带电粒子在磁场中运动的时间为( )A. B.C.D. 查看答案
题型:问答题 简答题 In terms of the Companies Act, 1995, explain the meaning and effect of limited liability of the shareholders of a private limited liability company. (10 marks) 查看答案