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  1. If the rms voltage drop across a 15 k resistor is 16 V, the peak current through the resistor is

  2. A.
    15 mA
    B.
    1.5 mA
    C.
    10 mA
    D.
    1 mA

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  3. The conductive loop on the rotor of a simple two-pole, single-phase generator rotates at a rate of 400 rps. The frequency of the induced output voltage is

  4. A.
    40 Hz
    B.
    100 Hz
    C.
    400 Hz
    D.
    indeterminable

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  5. How many degrees are there in /3 rad?

  6. A.
    B.
    60°
    C.
    180°
    D.
    27°

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

  8. A.
    200 rps
    B.
    400 rps
    C.
    800 rps
    D.
    1,600 rps

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  9. One sine wave has a positive-going zero crossing at 15° and another sine wave has a positive-going zero crossing at 55°. The phase angle between the two waveforms is

  10. A.
    B.
    45°
    C.
    40°
    D.
    none of the above

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  11. If the rms current through a 4.7 k resistor is 4 mA, the peak voltage drop across the resistor is

  12. A.
    4 V
    B.
    18.8 V
    C.
    26.6 V
    D.
    2.66 V

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  13. A pulse waveform has a high time of 8 ms and a pulse width of 32 ms. The duty cycle is

  14. A.
    25%
    B.
    50%
    C.
    1%
    D.
    100%

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  15. A 20 kHz pulse waveform consists of pulses that are 15 s wide. The duty cycle

  16. A.
    is 1%
    B.
    is 30%
    C.
    is 100%
    D.
    cannot be determined

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

  18. A.
    6.5 V
    B.
    13 V
    C.
    26 V
    D.
    none of the above

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  19. A sinusoidal current has an rms value of 14 mA. The peak-to-peak value is

  20. A.
    45.12 mA
    B.
    16 mA
    C.
    39.6 mA
    D.
    22.6 mA

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