This occurs when a changing magnetic field in one coil induces a voltage in an adjacent coil. The voltage induced in the second coil is proportional to the rate of change of the magnetic field in the first coil, as described by Faraday's law.
This occurs when a changing magnetic field in one coil induces a voltage in an adjacent coil. The voltage induced in the second coil is proportional to the rate of change of the magnetic field in the first coil, as described by Faraday's law.