电功(率)是中考必考内容,有关电功(率)物理题错解率较高,下面举几个错解例子,并分类剖析错解原因,以达前车之鉴之目的. Electrical work (rate) is a mandatory part of the examination. The rate of miscalculation of the electrical work (rate) physics problem is relatively high. Here are a few examples of misunderstandings, and the causes of misunderstandings are classified to achieve the purpose of learning from the past.