Electronic Principles
A farad is defined as the amount of capacitance necessary for:

None of these
storing 1 V for 1 second
dissipating 1 W of power
causing an ac phase shift greater than 90 degree
changing the voltage on the plates at the rate of 1 V per second when 1 A of current is flowing

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Electronic Principles
Which one of the following phrasers best describes flux density?

The rate of change of the number of lines of magnetic force
The force that maintains lines of force
None of these
The opposition to a build-up of magnetic fields
The concentration of lines of magnetic force

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

All of these
The sum of the current is always less than the applied current
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

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