An instrument that measures electric current by indicating the level of magnetic attraction or repulsion between a fixed and a movable coil, one of which carries the current to be measured.

• 电测力计测量电流的仪器，显示一个固定线圈和一个移动线圈之间磁性相吸或相排斥的程度，其中一个线圈带有所测电流