Electronic Principles
Household light bulbs have a given power rating, and they operate at 120 V. Which one of the following equations most directly provides the current rating of these light bulbs?

I = P/E
P = I2R
P = IE
None of these
P = E2/R

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

All 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
None of these
The current waveform for each component always has the same amplitude and phase as the applied current

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Electronic Principles
A high-pass filter:

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

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