Hysteresis is a term (jargon) that describes a physical properties lags behind the driving force. In this case, magnetic moment is changed by the magnetic field. But when the magnetic field is removed, the magnetic moment does not go back to the original value.
What is hysteresis!
Hysteresis is a term (jargon) that describes a physical properties lags behind the driving force. In this case, magnetic moment is changed by the magnetic field. But when the magnetic field is removed, the magnetic moment does not go back to the original value.