Analog Electronics
Silicon has

 two valence electrons.
 eight valence electrons.
 four valence electrons.
 none of above.

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Analog Electronics
A working diode must have

 Low resistance when forward or reverse biased
 Low resistance when forward biased, while high resistance when reverse bias
 High resistance when forward biased, while low resistance when reverse bias
 High resistance when forward or reverse biased

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Analog Electronics
Pinch-off voltage in a JFET is

 the drain voltage that gives infinite drain current.
 the gate to source voltage that gives zero drain current.
 the drain voltage that gives zero drain current.
 the gate to source voltage that gives unity drain current.

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