Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles.

Materials and Components
Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles.

False

True

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Materials and Components
In solid insulator materials having only one kind of atom, the types of polarization which exist are

Electronic, ionic and permanent

Electronic only

Electronic and ionic

Electronic, ionic and permanent

Electronic only

Electronic and ionic

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Materials and Components
Which inductor is used at high frequencies?

Iron alloy cored

Cast iron cored

Sheet steel cored

Ceramic cored

Iron alloy cored

Cast iron cored

Sheet steel cored

Ceramic cored

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Materials and Components
In an intrinsic semiconductor, at a given temperature T

The number of electron hole pairs generated per second due to thermal motion is always more than the number of electron-hole pairs lost per second due to recombination

Any of the above

The number of electron-hole pairs generated per second due to thermal motion is always less than the number of electron-hole pairs lost per second due to recombination

The number of electrons-hole pairs generated per second due to thermal motion are equal to the number of electron-hole pairs lost per second due to recombination

The number of electron hole pairs generated per second due to thermal motion is always more than the number of electron-hole pairs lost per second due to recombination

Any of the above

The number of electron-hole pairs generated per second due to thermal motion is always less than the number of electron-hole pairs lost per second due to recombination

The number of electrons-hole pairs generated per second due to thermal motion are equal to the number of electron-hole pairs lost per second due to recombination

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Materials and Components
If the number of atoms per unit volume of a monoatomic gas changes, the dielectric constant still remains constant.

True

False

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Materials and Components
With increase in temperature, the electrical conductivity would

Decrease in metals but increase in intrinsic semiconductor

Decrease in metals as well as in intrinsic semiconductor

Increase in metals but decrease in intrinsic semiconductor

Increase in metals as well as in intrinsic semiconductor

Decrease in metals but increase in intrinsic semiconductor

Decrease in metals as well as in intrinsic semiconductor

Increase in metals but decrease in intrinsic semiconductor

Increase in metals as well as in intrinsic semiconductor

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Materials and Components

Materials and Components Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles.

Materials and Components In solid insulator materials having only one kind of atom, the types of polarization which exist are

Materials and Components Which inductor is used at high frequencies?

Materials and Components In an intrinsic semiconductor, at a given temperature T

Materials and Components If the number of atoms per unit volume of a monoatomic gas changes, the dielectric constant still remains constant.

Materials and Components With increase in temperature, the electrical conductivity would

Materials and Components
Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles.

Materials and Components
In solid insulator materials having only one kind of atom, the types of polarization which exist are

Materials and Components
Which inductor is used at high frequencies?

Materials and Components
In an intrinsic semiconductor, at a given temperature T

Materials and Components
If the number of atoms per unit volume of a monoatomic gas changes, the dielectric constant still remains constant.

Materials and Components
With increase in temperature, the electrical conductivity would