Electronic Principles
The peak value of a sine waveform is:

the amplitude at 90% of the maximum value
the amplitude at 70.7% of the maximum value
None of these
the maximum positive or negative value
the amplitude at 1.41 times the maximum value

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Electronic Principles
Which one of. the following phrases most accurately describes the nature of a pulsating dc voltage?

The voltage remains at one polarity but changes value periodically
The voltage causes current to flow in two directions at the same time
The voltage reverses polarity periodically
None of these
The voltage remains at one polarity and at a steady level

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

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

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