Electronic Principles
What is the smallest number of polarities required for current flow?

Three - negative, positive and neutral terminals
One - a negative terminal
Two - a negative terminal and a positive terminal
Four - two negative and two positive
None of these

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Electronic Principles
Which one of the following statements best applies to a parallel RLC circuit?

The current waveform for each component always has the same amplitude and phase as the applied current
None of these
The voltage waveform for each component always has the same amplitude and phase as the applied voltage
The sum of the current is always less than the applied current
All of these

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