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

None of these
chemical cell
electric device
thermocouple
solar cell

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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
A low-pass filter:

passes lower-frequency signals and reduces higher-frequency signals
passes higher-frequency signals and reduces lower-frequency signals
has no effect on ac signals
reduces the level of all frequencies by a significant amount
None of these

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