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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
Linear
Active
None of these
Bipolar

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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
Into this page
Counterclockwise
None of these
Out of this page

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Electronic Principles
A certain power transformer has a turns ratio of 5. What voltage can you expect at the secondary winding when you apply 120 V to the primary winding?

0.4 V
600 V
None of these
24 V
4.73

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Electronic Principles
The barrier potential accross each depletion layer is

0.8 V
20 V
None of these
0.7 V

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Electronic Principles
Absolute Zero temperature equals

0o C
None of these
-273o C
25o C
-276o C

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Electronic Principles
Current can flow through a normally open push button switch as long as:

you are pressing the button
None of these
you are not pressing the button
its contact remain open
its contact remain open

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