What is non ferromagnetic materials?

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asked Mar 11, 2018 by anonymous

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What are some ferromagnetic materials?

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_________ is used for heating non -conducting materials.

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asked Mar 14, 2018 by anonymous

What kinds of materials can not electricity pass through?

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Classification of insulating materials as per IS 8504- 1994

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asked Apr 29, 2018 by anonymous

The ability of materials to become polarized under an applied electric field is called _______

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asked Apr 28, 2018 by anonymous

The bridge most suited for accurate measurement of relative permittivity of dielectric materials is

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Last answer: The bridge most suited for accurate measurement of relative permittivity of dielectric materials is Schering Bridge.

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asked May 7, 2020 by anonymous

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asked May 7, 2020 by anonymous

State the type of insulating materials under Class Y and Class B.

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asked May 7, 2020 by anonymous

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asked Apr 16, 2020 by anonymous

State factors affecting the life of insulating materials.

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asked Aug 17, 2019 by anonymous

State properties of insulating materials.

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asked Aug 4, 2019 by anonymous

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asked Sep 4, 2018 by anonymous

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asked Sep 4, 2018 by anonymous

Explain the mechanical properties of insulating materials.

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asked Sep 4, 2018 by anonymous

Classify magnetic materials and explain in brief.

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asked Sep 4, 2018 by anonymous

State any four properties of conducting materials.

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asked May 8, 2018 by anonymous

The electric breakdown strength of insulating materials depends on

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asked Apr 29, 2018 by anonymous

Magnetostrictive materials can convert ________

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asked Mar 25, 2018 by anonymous

Insulating materials have the function of?

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asked Mar 25, 2018 by anonymous

Those materials are well suited for making permanent magnets which have _____ retentivity and _______ coercivity.

Last answer: Those materials are well suited for making permanent magnets which have high retentivity and high coercivity.

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asked Mar 25, 2018 by anonymous

Those magnetic materials are best suited for making armature and transformer cores which have...

Those magnetic materials are best suited for making armature and transformer cores which have____permeability and_______hystersis loss.

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asked Mar 10, 2018 by anonymous

Explain the electrical losses of magnetic materials used for the cores of inductors and transformer.

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asked Apr 23, 2018 by anonymous

In ferromagnetic, anti -ferromagnetic and ferrimagnetic materials, the atomic thermal motions counteract...

In ferromagnetic, anti -ferromagnetic and ferrimagnetic materials, the atomic thermal motions counteract the coupling forces between the adjacent atomic dipole moments, thereby causing (a) Some dipole misalignment regardless of whether an external field is present (b) Increase in dipole alignment regardless of whether an external field is present (c) No effect on dipole alignment (d) Atoms tend to de -randomize the direction of moments

Last answer: In ferromagnetic, anti -ferromagnetic and ferrimagnetic materials, the atomic thermal motions counteract the coupling forces between the adjacent atomic dipole moments, thereby causing Some dipole misalignment regardless of whether an external field is present

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asked Apr 14, 2018 by anonymous

The dielectric strength of ferromagnetic materials depends to a large extent on

The dielectric strength of ferromagnetic materials depends to a large extent on (a) Intensity of electric field (b) Presence of magnetic materials in vicinity (c) Area of hysterisis loop for materials (d) Frequency of applied voltage

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asked Apr 14, 2018 by anonymous

Materials having a high dielectric constant, which is non-linear are known as

Materials having a high dielectric constant, which is non-linear are known as (a) Super dielectrics (b) Elastomers (c) Ferromagnetics (d) Hard dielectrics

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asked Mar 28, 2018 by anonymous

Effect of moisture on the insulating materials is to

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Last answer: Non-linear resistors produce harmonic distortion.

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The magnetic materials exhibit the property of magnetisation because of

Last answer: The magnetic materials exhibit the property of magnetisation because of spin of nucleus.

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Paramagnetic materials have relative permeability

Last answer: slightly more than unity

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Materials subjected to rapid reversal of magnetism should have

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The materials having low retentivity are suitable for making

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Low resistivity materials are used in

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Piezoelectric materials serve as a source of _____ .

Last answer: Piezoelectric materials serve as a source of ultrasonic waves.

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asked Mar 28, 2018 by anonymous

High resistivity materials are used in?

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asked May 25, 2018 by anonymous

If a ferromagnetic material is heated upto Curie temperature, it becomes

If a ferromagnetic material is heated upto Curie temperature, it becomes (a) Permanent magnet (b) Anti-ferromagnetic material (c) Diamagnetic material (d) Paramagnetic material

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asked Apr 25, 2018 by anonymous

The phenomenon of magnetostriction occurs when a ferromagnetic substance is magnetized resulting in

The phenomenon of magnetostriction occurs when a ferromagnetic substance is magnetized resulting in (a) Heating (b) Small changes in its dimensions (c) Small changes in its crystal structure (d) Some change in its mechanical properties

Last answer: The phenomenon of magnetostriction occurs when a ferromagnetic substance is magnetized resulting in Small changes in its dimensions

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asked Apr 23, 2018 by anonymous

When a ferromagnetic substance is magnetized, small changes in dimensions occur. Such a phenomenon is

When a ferromagnetic substance is magnetized, small changes in dimensions occur. Such a phenomenon is known as

Last answer: When a ferromagnetic substance is magnetized, small changes in dimensions occur. Such a phenomenon is known as Magnetostriction.

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asked Mar 25, 2018 by anonymous

The relative permeability of a ferromagnetic material is?

Last answer: The relative permeability of a ferromagnetic material is more than 100 or 1000.

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asked Jun 9, 2020 by anonymous

State any two applications of: (i) Ferromagnetic (ii) Paramagnetic material.

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asked Apr 23, 2018 by anonymous

When the temperature of a ferromagnetic material exceeds the Curie temperature, it behaves similar to a

Last answer: When the temperature of a ferromagnetic material exceeds the Curie temperature, it behaves similar to a Diamagnetic material

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47 views 1 answer

asked Jan 11 by anonymous

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Last answer: Answer: C 5 : 4 → 5 : 4.8 → 25 : 24

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Last answer: Lake Mackay, WA

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What is non ferromagnetic materials?

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