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Electronic Principles

Electronic Principles
Positive ions are atoms that have

Lost an electron
Gained an electron
None of these
Lost a proton
Gained a proton

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Electronic Principles
Norton's theorem replaces a complicated circuit facing a load by an

Ideal current source and series resistor
Ideal voltage source and parallel resistor
Ideal voltage source and series resistor
None of these
Ideal current source and parallel resistor

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Electronic Principles
As the temperature increases, the current gain

increases
contant
can be any of the above
decreases
None of these

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Electronic Principles
The direction of conventional current flow is:

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

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Electronic Principles
Suppose a voltage source has an ideal voltage of 15V and a source resistance of 0.2W. For what values of load resistance will the voltage source appear stiff?

10 Ohm
30 Ohm
100 Ohm
20 Ohm
None of these

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

None of these
Strong
Neutral
Weak
Impossible to say

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