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Materials and Components

Materials and Components
A vacant electronic state moves in the same direction as would a positive charge carrier.

False
True

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

Recombination
Covalent bonding
Free electrons
Thermal energy

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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
The unit for mmf is

Wb
T
V
A

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

Debye temperature
Curie temperature
Neel temperature
Transition temperature

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Materials and Components
For making a capacitor it is better to have a dielectric having

Permittivity which is neither high nor low
Permittivity same as that of air
Low permittivity
High permittivity

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