• 2022-06-06
    导体切割磁场线,没有构成闭合回路的话,那么___The conductor cuts the magnetic field line without forming a closed loop, then___
    A: 没有感应电流,没有电动势;no induced current, no electromotive force;
    B: 没有感应电流,有电动势;there is no induced current and there is an electromotive force;
    C: 有感应电流,没有电动势;there is an induced current and no electromotive force;
    D: 有感应电流,有电动势;there is an induced current and an electromotive force;