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Electronic Principles

Electronic Principles
Silicon atoms combine into an orderly pattern called a

Valence orbit
None of these
Crystal
Semiconductor
Covalent bond

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Electronic Principles
When the collector current increases, what does the current gain do?

increases
None of these
decreases
stays the same
any of the above

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Electronic Principles
To get the Norton current, you have to

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

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Electronic Principles
Which one of the following kinds of materials has the highest permeability?

A ferromagnetic material
None of these
All of these
A paramagnetic material
A diamagnetic material

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

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

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Electronic Principles
If a load resistance is 1 kW, a stiff current source has a resistance of

Less than 10 Ohm
Less than 100 k Ohm
None of these
More than 100 k Ohm
At least 10 Ohm

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