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Materials and Components

Materials and Components
Many compounds also exhibit semiconducting properties.

True
False

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

Covalent bonding
Recombination
Thermal energy
Free electrons

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Materials and Components
Which inductor is used at high frequencies?

Ceramic cored
Cast iron cored
Sheet steel cored
Iron alloy cored

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Materials and Components
The most important set of specifications of transformer oil include

dielectric strength and flash point
dielectric strength and viscosity
viscosity and flash point
flash point and viscosity

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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
Transition temperature
Neel temperature

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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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