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Electronic Principles

Electronic Principles
How may valence electrons does a silicon atom have?

2
4
None of these
1

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

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

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Electronic Principles
To get the Thevenin voltage, you have to

Open the load resister
Short the load resistor
None of these
Open the voltage source
Short the voltage source

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Electronic Principles
When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a:

parallel RLC circuit operated above its resonant frequency
purely resistive circuit
parallel RL circuit
parallel RC circuit
None of these

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Electronic Principles
The barrier potential accross each depletion layer is

0.7 V
20 V
0.8 V
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
Number of lines of force
Reluctance
None of these
Magnetomotive force

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