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物理学中的功率问题是近几年高考命题的重要热点之一,它不仅与当前有关的能量易联系,而且对应用知识分析问题的能力也比较高,下面从电路和电磁学中的几个功率问题进以展示,以提高学生分析这类问题的能力.
The power problem in physics is one of the important hot spots of the college entrance examination proposition in recent years. It is not only related to the current energy, but also has a higher ability to analyze problems with applied knowledge. The following are several from the circuit and electromagnetics. The power problem is displayed in order to improve students’ ability to analyze such issues.