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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

Bipolar
Nonlinear
Linear
Active
None of these

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Electronic Principles
What is the barrier potential of a silicon diode at room temperature?

None of these
2 m V per degree Celsius
0.3V
1 V
0.7V

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

There is no valid comparison
Permeance
Retentivity
Reluctance
Permeability

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Electronic Principles
At room temperature an intrinsic silicon crystal acts approximately like

None of these
a battery
an insulator
a conductor
a piece of copper wire

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Electronic Principles
How many types of flow are there in a semiconductor?

3
2
None of these
1

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Electronic Principles
What is the impedance of a circuit composed of a 100 ohm resistor connected in parallel with an inductor that has a reactance of 200 W?

None of these
77.7 ohm
224 ohm
88.8 ohm
89.3 ohm

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