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ALTERNATING CURRENT AND VOLTAGE QUIZ

Two series resistors are connected to an ac source. If there are 7.5 V rms across one resistor and 4.2 V rms across the other, the peak source voltage is

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The average value of a 12 V peak sine wave over one complete cycle is

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When a sine wave has a frequency of 100 Hz in 12 s it goes through

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If the rms current through a 6.8 k resistor is 8 mA, the rms voltage drop across the resistor is

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A sine wave with an rms value of 12 V is riding on a dc level of 18 V. The maximum value of the resulting waveform is

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Sine wave A has a positive-going zero crossing at 45°. Sine wave B has a positive-going zero crossing at 60°. Which of the following statements is true?

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If the peak of a sine wave is 13 V, the peak-to-peak value is

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A waveform has a baseline of 3 V, a duty cycle of 20%, and an amplitude of 8 V. The average voltage value is

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To produce an 800 Hz sine wave, a four-pole generator must be operated at

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The average half-cycle value of a sine wave with a 40 V peak is

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