MATERIALS AND COMPONENTS QUIZ

The materials which become polarized on the application of mechanical stress are called piezoelectric.

False

True

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Schrodinger wave equation is a

Partial differential equation

Differential equation

Linear equation

None of these

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As the viscosity of a liquid increases, the relaxation time

Remains constant

Decreases

Increases

First decreases then increases

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Nickel is a non-magnetic material.

True

False

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The most important set of specifications of transformer oil include

dielectric strength and flash point

flash point and viscosity

dielectric strength and viscosity

viscosity and flash point

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The residual resistivity of a binary alloy at 0 K is

Dependent on the concentration of minor component in the alloy

Sum of residual resistivities of component metals

Difference of residual resistivities of component metals

Product of residual resistivities of component metals

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A characteristic property of crystal is its periodicity of structure.

False

True

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The number of protons in a silicon atom are

12

8

4

14

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The dielectric losses do not depend on frequency.

False

True

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A leakage capacitor can be represented by a capacitance C and resistance R in parallel C.

False

True

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