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Electronic Principles

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

None of these
Increases
0oC
Decreases
Stays the same

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

4
14
None of these
29
48

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Electronic Principles
The equivalent of 1 micro A is:

one-millionth of an ampere
one million amperes
10000A
None of these
1000 A

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Electronic Principles
The valence electron of a copper atom experiences what kind of attraction toward the nucleus?

Neutral
Weak
Strong
None of these
Impossible to say

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Electronic Principles
The equivalent of 1 kV is:

1000 mV
100 mV
1000 V
1.00 V
None of these

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Electronic Principles
Which one of the following equations most directly determines the power dissipation of a resistance when you know the voltage drop and amount of resistance?

P = I2R
None of these
P = IE
P = E2/R
I = P/E

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