1问题回顾及初析由张大同编的《金牌之路竞赛辅导———高中物理》(2000年6月第2版)141页17题,在配套的《金牌之路竞赛解题指导———高中物理》中的解答笔者对此存在一些疑惑.原题为:如图1所示的传送机,传送速度v=1m/s,位于传送机底部的料斗每分钟向传送机输送2.4×103kg的煤? 1A review of the problem and a preliminary analysis of the 17 questions by Zhang Datong’s “The Gold Medal Road Counselling—High School Physics” (2nd Edition, June 2000), 141 pages, in the accompanying "Guide to the Gold Medal Road Competition - —The answer in the “High school physics” The author has some doubts. The original title is: The conveyor shown in Figure 1, the transmission speed v = 1m / s, the hopper at the bottom of the conveyor to the conveyor conveyor 2.4 × 103kg per minute Coal?