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Electronic Principles

Electronic Principles
The equivalent of 1 kV is:

100 mV
1000 V
1.00 V
None of these
1000 mV

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

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

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Electronic Principles
Which one of the following devices is most often used for measuring electrical potential difference?

Ohmmeter
Voltmeter
None of these
Ammeter
Wattmeter

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Electronic Principles
The number of free electrons and holes in intrinsic semiconductor increases when the temperature

Stays the same
Decreases
Increases
None of these
0oC

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

Magnetomotive force
None of these
Reluctance
Flux density
Number of lines of force

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Electronic Principles
How much current flows through a 0.02-H choke that is operating from a 12-V ac, 100-Hz source?

0.955 A
2.02 A
None of these
0.41666666666667
0.02 A

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