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Materials and Components

Materials and Components
Many compounds also exhibit semiconducting properties.

False
True

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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 and 2 only
2 and 3 only
1, 2 and 3
1 and 3 only

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Materials and Components
The rule that resistivity of conductors can be separated into two parts viz. temperature independent and temperature dependent is known as

Debye rule
Matthiessen’s rule
Onne’s rule
Curie rule

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

Remains constant
Increases
First decreases then increases
Decreases

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Materials and Components
Nickel is a non-magnetic material.

False
True

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Materials and Components
The number of protons in a silicon atom are

12
4
14
8

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