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Electronic Principles

Electronic Principles
When the graph of current versus voltage is a straight line, the device is referred to as

Nonlinear
None of these
Linear
Bipolar
Active

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Electronic Principles
The barrier potential accross each depletion layer is

0.8 V
None of these
0.7 V
20 V

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Electronic Principles
Which one of the following statements regarding ac circuits is correct?

None of these
Current lags the voltage through a resistor
Current leads the voltage through a resistor
Current and voltages are in phase through a resistor
All of these

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

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

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Electronic Principles
Doubling the operating frequency of a capacitive circuit:

None of these
has no effect on the capacitive reactance
cuts the capacitive reactance in half
doubles the amount of a capacitive reactance
multiplies the capacitive reactance by 6.28

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Electronic Principles
The net charge of a neutral copper atom is

-1
None of these
1
4

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