单词	magnetomotive force
释义	magnetomotive force /maɡˌniːtə(ʊ)ˈməʊtɪv / noun Physics A quantity representing the sum of the magnetizing forces along a circuit.A magnetomotive force may be produced by a permanent magnet or by a wire (preferably, however, by several turns of wire) through which a current of electricity is flowing.... So, the back-magnetomotive force of the secondary coil opposes the magnetomotive force of the primary coil, compelling it to consume power from the source.
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