我们所使用的电冰箱、电扇、洗衣机等家用电器,其主要部件都是用

我们所使用的电冰箱、电扇、洗衣机等家用电器,其主要部件都是用电动机来工作的,那么电动机是根据下列哪种现象制成的    

A.磁场对放入其中的磁体产生力的作用     B.电流周围存在磁场

C.通电导体在磁场中受到力的作用        D.电磁感应

 

答案

C

解析:

 

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