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Hysteresis

Magnetic flux...

Question

Magnetic flux density, magnetising field, magnetic permeability, magnetic susceptibility, intensity of magnetisation are VECTOR or SCALAR quantity?

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Solution

Magnetic flux density B is vector quantity

Magnetising Field Intensity (H) is vector quantity

Mgnetic permeability, µ is a scalar if the medium is isotropic or a second rank tensor for an anisotropic medium.

Magnetic susceptibility is a tensor quantity

Intensity of magnetisation (I) is a vector quantity

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Similar questions

Q. Which of the following pairs has quantities of the same dimensions?
(a) Magnetic field B and magnetising field intensity H
(b) Magnetic field B and intensity of magnetisation I
(c) Magnetising field intensity H and intensity of magnetisation I
(d) Longitudinal strain and magnetic susceptibility

Q. Establish different relations between magnetisation M, magnetic intensity H, magnetic susceptibility X and relavtive magnetic permeability

μ_{r}

. Define the magnetic susceptibility X.

Q. Dimensional formula for intensity of magnetising field and magnetic susceptibility are.

Q. A magnetising field intensity of

1000 \frac{A}{m}

produces magnetic flux density

0.25 \frac{W b}{m^{2}}

in a ferromagnetic substance. The relative permeability of ferromagnetic substance is )(Approximately)

Q. A magnetising field of

1600 \frac{A}{m}

produces a magnetic flux

2.4 X 10^{- 5} W b

in a bar of iron of cross section

0.2 c m^{2}

.Calculate permeability and susceptibility of the bar:

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