Relative permeability of vacuum is?

Relative permeability of vacuum is?

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1 Answer

Answer :

Relative permeability of vacuum is 1.

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5) An iron ring of mean circumference of 80 cm is uniformly wound with 500 turns of wire. Calculate the value of flux density that a current of 1 A would produce in the ring. Assume relative permeability 1400.

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Last Answer : answer:

How is the relative permeability of a diamagnetic material?

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The unit of relative permeability is (a) henry/metre (b) henry (c) henry/sq. m (d) it is dimensionless

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The ratio of intensity of magnetisation to the magnetisation force is known as (a) flux density (b) susceptibility (c) relative permeability (d) none of the above

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Which of the following is a vector quantity ? (a) Relative permeability (b) Magnetic field intensity (c) Flux density (d) Magnetic potential

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The relative permeability of a paramagnetic substance is (A) unity. (B) slightly more than unity. (C) zero. (D) less than unity.

Description : The relative permeability of a paramagnetic substance is (A) unity. (B) slightly more than unity. (C) zero. (D) less than unity.

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The relative permeability is less than unity is case of

Last Answer : The relative permeability is less than unity is case of diamagnetic materials.

Paramagnetic materials have relative permeability

Last Answer : slightly more than unity

The unit of relative permeability is

Last Answer : it is dimensionless.