电力综合题紧密联系生产和生活实际,具有运用的物理概念和规律较多、综合性强、题目的分值较重等特点,通常作为中考试题中的拉分题.这类试题把电学中欧姆定律、电功率与力学中的速度、浮力、二力平衡等知识综合起来,常以电子秤、风力测量仪、电子拉力器等作为情境,把电学中的电功率、电能与力学中的机械功、机械能等知识综合起来,从能量转换的角度来命题;试题多采用 Comprehensive questions of electricity closely related to the actual production and life, with the use of more physical concepts and laws, comprehensive, the title of the characteristics of heavier, usually as the entrance examination questions in the pull sub-questions.This type of test in the electrical ohm Law, electric power and mechanics in the speed, buoyancy, balance of forces and other knowledge together, often with electronic scales, wind meters, electronic devices, such as tension as the situation, the electrical power, electrical and mechanical mechanics, mechanical energy, etc. Knowledge together, proposition from the perspective of energy conversion; test questions to use more