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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

None of these
Nonlinear
Linear
Active
Bipolar

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

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

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Electronic Principles
In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point

nowhere
off the load line
up
None of these
down

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Electronic Principles
Electron current is flowing through a conductor in a direction you might describe as straight into this page. What is the direction of the resulting magnetic field?

Clockwise
Counterclockwise
None of these
Into this page
Out of this page

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Electronic Principles
An unloaded zener regulator has a source voltage of 20 V, a series resistance of 330 W, and a zener voltage of 12 V, What is the Zener current?

34.4 mA
28.4 mA
68.4 mA
24.2 mA
None of these

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Electronic Principles
How much current flows through a 60-W light bulb that is operating at 120 V?

0.5A
180 A
0.083333333333333
None of these
7200 A

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