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Electronic Principles

Electronic Principles
How many types of flow are there in a semiconductor?

3
None of these
1
2

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Electronic Principles
The Norton current is sometimes called the

None of these
Open-load current
Thevenin voltage
Thevenin current
Shorted-load current

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Electronic Principles
What form of energy is used to maintain an imbalance of charges between the terminals of a battery?

Mechanical energy
Chemical energy
Solar energy
Electronical energy
None of these

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Electronic Principles
Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs?

P = I2R
P = E2/R
I = P/E
P = IE
None of these

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Electronic Principles
The graph of current gain versus collector current indicates that the current gain

varies enormously
varies slightly
equals the collector current divided by the base current
is contant
None of these

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Electronic Principles
Which one of the following properties of a magnetic circuit can be directly compared to current in an electrical circuit?

Flux density
Magnetomotive force
Reluctance
Number of lines of force
None of these

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