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Electronic Principles

Electronic Principles
What kind of device is a diode?

Nonlinear
Linear
Unipolar
None of these
Bilateral

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

chemical cell
piezoelectric devices
None of these
solar cell
thermocouple

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Electronic Principles
If a transistor operates at the middle of the load line, an increase in the current gain will move the Q point

up
nowhere
None of these
down
off the load line

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Electronic Principles
Suppose a current source has an Ideal current of 10 mA and an internal resistance of 20 MW. For what values of load resistance will the current source appear stiff?

20 k Ohm or more
200 k Ohm or more
20 km or less
None of these
200 k Ohm or less

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Electronic Principles
What kind of battery is most likely included in a cordless electric knife?

None of these
Nicad battery
Mercury-cell battery
Zinc-carbon battery
Lead-acid battery

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Electronic Principles
Which is the most widely used semiconductor?

Silicon
All of these
Copper
Germanium
None of these

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