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Electronic Principles

Electronic Principles
Which is the most widely used semiconductor?

None of these
All of these
Silicon
Germanium
Copper

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Electronic Principles
Holes act like:

Negative charges
Crystals
Positive charges
Atoms
None of these

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

None of these
solar cell
piezoelectric devices
chemical cell
thermocouple

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Electronic Principles
The basic unit of measurement for current is the:

watt
ampere
None of these
ohm
volt

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Electronic Principles
Suppose the voltage from a power outlet is 120 Vrms. What is the peak voltage?

170 V
120 V
None of these
100 V
180 V

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Electronic Principles
Who invented the first junction transistor?

None of these
Smith
Gomes
Shockley
Fisher

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