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Electronic Principles

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

None of these
2.02 A
0.151 mA
0.995 mA
157 raA

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Electronic Principles
The direction of electron current flow is:

from neutral to positive
from negative to positive
from positive to negative
None of these
from right to left

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Electronic Principles
How may valence electrons does a silicon atom have?

2
None of these
1
4

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Electronic Principles
A typical light switch in your home is a:

knife switch
None of these
rotary switch
momentary push button switch
toggle switch

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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?

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

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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

None of these
11 mA
10 mA
12 mA
14 mA

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