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

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

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Electronic Principles
Which one of the following phrases best describes residual magnetism?

None of these
The circular magnetic field that surrounds a conductor carrying a current
Magnetism that remains in the core of an electromagnet after the current through the coil is turned off
The amount of magnetic flux that is not confined to the core material of an electromagnet
The force of attraction between the poles of a permanent and temporary magnetic field

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Electronic Principles
A circuit has a Norton current of 10 mA and a Norton resistance of 10 kW. What is the Thevenin circuit?

1000 V and a series resistance of 10 k Ohm
None of these
100 V and a parallel resistance of 10 k Ohm
1000 V and a parallel resistance of 10 kOhm
100 V and a series resistance of 10 k Ohm

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