Electronic Principles
Which one of the following statements is true for resistance in a parallel circuit?

The total resistance of a parallel circuit is always less than the value of the smallest resistance
The total resistance is equal to the sum of the individual resistances in a parallel circuit.
None of these
The total resistance in a parallel circuit is equal to the average value of the individual resistances
The total resistance of a parallel circuit is equal to the total voltage

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Electronic Principles
Which one of the following statements most accurately applies to the frequency of a waveform?

The actual frequency of a sine waveform is 1.41 times the working frequency
The higher the amplitude of a waveform, the higher its frequency
Unless specified otherwise, the frequency of a waveform is assumed to be 60 Hz
None of these
The longer the period of a waveform, the lower its frequency

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Electronic Principles
Which one of the following statements is true for voltage in a series circuit?

None of these
The total voltage in a series circuit is always less than the value of the smallest voltage
The total voltage of a series circuit is equal to the total current divided by the total resistance
The total voltage is equal to the sum of the individual voltages in a series circuit
The total voltage in a series circuit is equal to the average value of the individual voltages

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

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

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