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Asked in GSEB Board July 2022 · Magnetisation, intensity and susceptibility
Idea: magnetisation is the net magnetic dipole moment per unit volume, M=(mₙₑₜ)/V.
Magnetic moment is current times area, so its unit is A m²; volume is in m³.
[M]=(A m²)/(m³)=A m⁻¹.
The magnetising field H has the same unit, as it must, since M=χ H with χ a pure number.
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