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Electronic Principles

Electronic Principles
A device that converts light energy to electrical energy is called a:

None of these
thermocouple
solar cell
photo transistor
photodiode

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Electronic Principles
A dielectric material is:

None of these
a good insulator
a poor conductor of electrostatic fields
a good conductor
a good conductor of magnetic fields

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Electronic Principles
Thevenin theorem replaces a complicated circuit facing a load by an

None of these
Ideal current source and parallel resistor
Ideal voltage source and series resistor
Ideal current source and series resistor
Ideal voltage source and parallel resistor

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Electronic Principles
The net charge of a neutral copper atom is

None of these
1
-1
4

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Electronic Principles
What is the turns ratio for the transformer specified in the above question?

1.5
None of these
10.738
0.575
0.707

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Electronic Principles
The Thevenin resistance is equal in value to the

Half the load resistance
None of these
Load resistance
Internal resistance of a Morton circuit
Open-load resistance

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