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A magnetizing field of 360A//m produces ...

A magnetizing field of `360A//m` produces a magnetic flux density B = 0.6T in a ferromagnetic material. What is its permeability in `TmA^-1`?

A

`frac(1)(100)`

B

300

C

`frac(1)(600)`

D

600

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CHETANA PUBLICATION-Magnetic Materials-EXERCISE
  1. The atom of a paramagnetic substance is.

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  2. When a paramagnetic substance is placed in a uniform magnetic field.

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  3. A magnetizing field of 360A//m produces a magnetic flux density B = 0....

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  4. In a uniform magnetic field, freely suspended diamagnetic rodslength w...

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  5. Domains are characteristics of.

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  6. If oxygen gas is introduced between the pole pieces of a magnet .

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  7. Which of the following is a diamagnetic group?

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  8. Relative permeability of diamagnetic materials are.

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  9. The diamagnetic material has susceptibility.

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  10. The universal property among all substances, is.

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  11. A rectangular magnet suspended freely has a period of oscillation equa...

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  12. The torque acting on a magnetie dipole of moment 5 A m^(2) when placed...

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  13. A magnetizing field of intensity 1600A//m produces a magnetic flux of ...

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  14. In order to have a strong electromagnet it must have

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  15. A bar magnet is demagnetized by inserting the inside a solenoid of len...

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  16. A paramagnetic material has 10^28 atom//m^3.Its magnetic susceptibilit...

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  17. The number of electrons flowing in a current carrying circular coil pe...

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  18. The correct relation between mu,mu0, x is

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  19. The net magnetic dipole moment per unit volume is known as

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  20. SI unit of intensity is

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