Electronic Principles
A device that converts mechanical pressure to electrical energy is called a:

None of these
solar cell
nicad cell
piezoelectric device
photodiode

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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?

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

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Electronic Principles
The south pole of a magnet is the one:

None of these
that would be attracted to the earths north magnetic pole
that would be repelled by the north pole of another magnet
that would be attracted to the earth's south magnetic pole
that has its molecules arranged in a random pattern

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