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Electronic Principles

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
0.41666666666667
0.02 A
None of these
2.02 A

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Electronic Principles
How many protons does the nucleus of a silicon atom contain?

None of these
4
14
48
29

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Electronic Principles
The nucleus of the copper atom contains how many protons?

1
4
18
29
None of these

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Electronic Principles
If a load resistance is 1 kW, a stiff current source has a resistance of

More than 100 k Ohm
None of these
At least 10 Ohm
Less than 100 k Ohm
Less than 10 Ohm

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

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

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Electronic Principles
Two diodes are in series. The first diode has a voltage of 0.75 V and the second has a voltage of 0.8 V. If the current through the first diode is 500 mA, what is the current through the second diode

12 mA
None of these
14 mA
10 mA
11 mA

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