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EEE :: Alternating Current and Voltage

  1. The duty cycle of a pulse waveform with a pulse width of 10 µs and a period of 100 µs is 25%.

  2. A.
    True
    B.
    False

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  3. The angular position of a phasor represents the angle of the sine wave with respect to a reference.

  4. A.
    True
    B.
    False

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  5. The designation rms means repetitions measured per second.

  6. A.
    True
    B.
    False

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  7. The unit of frequency is the hertz.

  8. A.
    True
    B.
    False

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  9. Average value of a sine wave is 0.707 times the peak value.

  10. A.
    True
    B.
    False

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  11. The length of a phasor represents the amplitude.

  12. A.
    True
    B.
    False

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  13. A ramp is the type of waveform characterized by a non-linear increase or decrease in voltage or current.

  14. A.
    True
    B.
    False

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  15. The instantaneous value is the voltage or current value of a waveform at its peak.

  16. A.
    True
    B.
    False

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  17. Duty cycle is the characteristic of a pulse waveform that indicates the high time versus the low time.

  18. A.
    True
    B.
    False

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  19. Periodic is characterized by a repetition at fixed time intervals.

  20. A.
    True
    B.
    False

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