Above a certain temperature, the specific heat of a metal becomes constant. This temperature is called

Materials and Components
Above a certain temperature, the specific heat of a metal becomes constant. This temperature is called

Neel temperature

Transition temperature

Debye temperature

Curie temperature

Neel temperature

Transition temperature

Debye temperature

Curie temperature

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Materials and Components
As the viscosity of a liquid increases, the relaxation time

Increases

First decreases then increases

Decreases

Remains constant

Increases

First decreases then increases

Decreases

Remains constant

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Materials and Components
Which of the following are true for relative dielectric constant?1. It is dimensionless.2. It is equal to 1 for vacuum.3. It is equal to 1 for all substances.

1, 2 and 3

1 and 2 only

1 and 3 only

2 and 3 only

1, 2 and 3

1 and 2 only

1 and 3 only

2 and 3 only

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

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

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

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Materials and Components
The merger of hole and free electron is called

Free electrons

Recombination

Covalent bonding

Thermal energy

Free electrons

Recombination

Covalent bonding

Thermal energy

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

Decrease in metals as well as in intrinsic semiconductor

Increase in metals but decrease in intrinsic semiconductor

Decrease in metals but increase in intrinsic semiconductor

Increase in metals as well as in intrinsic semiconductor

Decrease in metals as well as in intrinsic semiconductor

Increase in metals but decrease in intrinsic semiconductor

Decrease in metals but increase in intrinsic semiconductor

Increase in metals as well as in intrinsic semiconductor

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Materials and Components

Materials and Components Above a certain temperature, the specific heat of a metal becomes constant. This temperature is called

Materials and Components As the viscosity of a liquid increases, the relaxation time

Materials and Components Which of the following are true for relative dielectric constant?1. It is dimensionless.2. It is equal to 1 for vacuum.3. It is equal to 1 for all substances.

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

Materials and Components The merger of hole and free electron is called

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

Materials and Components
Above a certain temperature, the specific heat of a metal becomes constant. This temperature is called

Materials and Components
As the viscosity of a liquid increases, the relaxation time

Materials and Components
Which of the following are true for relative dielectric constant?1. It is dimensionless.2. It is equal to 1 for vacuum.3. It is equal to 1 for all substances.

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

Materials and Components
The merger of hole and free electron is called

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