1引言日常生活中有许多家用电器,如电饭煲、电磁炉、微波炉、电视机等,每一样家用电器都包含有不少物理知识.可以说,家用电器离不开物理,家用电器是在物理知识的基础上发展起来的.所以,物理教师在上物理课的时候,有必要把与教学内容相关的家用电器介绍给学生,一方面可以让学生? 1 Introduction There are many household appliances in daily life, such as rice cookers, induction cookers, microwave ovens, and television sets. Each household appliance contains a lot of physical knowledge. It can be said that household appliances are inseparable from physics, and household appliances are based on physical knowledge. On the basis of the development, therefore, physics teachers in the physics class, it is necessary to introduce the home appliances related to the teaching content to students, on the one hand can allow students?