带电粒子在在复合场中的运动问题,是高考命题的重点和热点问题之一,解决这类问题涉及到的知识点:受力分析、牛顿运动定律、运动的合成与分解、圆周运动,电磁场、功和能等.覆盖了物理必修1、必修2的主要内容和主干知识.它能很好地考查考生的理解能力、分析能力、综合能力和应用数学知 The problem of the movement of charged particles in the compound field is one of the focuses and hot issues in the college entrance examination proposition. The knowledge points to solve such problems are: force analysis, Newton’s law of motion, synthesis and decomposition of motion, circular motion, electromagnetic field , Power and energy, etc. It covers the main content and trunk knowledge of Physics Compulsory 1 and Compulsory 2. It can examine the examinee’s comprehension ability, analytical ability, comprehensive ability and applied mathematics knowledge well