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Materials and Components

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

Increases
Decreases
Remains constant
First decreases then increases

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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 3 only
2 and 3 only
1 and 2 only

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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
In van der walls crystals, there exists a high degree of stability of the outer electron shell.

True
False

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Materials and Components
Which inductor is linear?

Iron alloy cored
Cast iron cored
Air cored
Sheet steel cored

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Materials and Components
Many compounds also exhibit semiconducting properties.

True
False

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