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EEE :: Alternating Current and Voltage

  1. A sine wave with a period of 4 ms is changing at a faster rate than a sine wave with a period of

  2. A.
    0.0045 s
    B.
    2 ms
    C.
    1.5 ms
    D.
    3,000 s

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

  4. A.
    4 V
    B.
    4.6 V
    C.
    1.6 V
    D.
    11 V

  5. 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

  6. A.
    6 V
    B.
    30 V
    C.
    35 V
    D.
    0 V

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

  8. A.
    5.44 V
    B.
    54.4 V
    C.
    7.07 V
    D.
    8 V

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

  10. A.
    25.48 V
    B.
    6.37 V
    C.
    14.14 V
    D.
    50.96 V