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Home ‣ Electrical Engineering ‣ Passive Filters See What Others Are Saying!
  • Question

  • A series resonant band-stop filter consists of a 68 Ω resistor, a 110 mH coil, and a 0.02 µF capacitor. The internal resistance, RW, of the coil is 4 Ω. Input voltage is 200 mV. Output voltage is taken across the coil and capacitor in series. What is the output voltage magnitude at f0?


  • Options
  • A. 1.1 mV
  • B. 11.1 mV
  • C. 111 mV
  • D. 200 mV

  • Correct Answer
  • 11.1 mV 

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    • Options
    • A. True
    • B. False
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    • 2. Three hundred joules of energy are consumed in 15 s. The power is

    • Options
    • A. 2,000 W
    • B. 2 W
    • C. 20 W
    • D. 200 W
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    • A. True
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    • 4. The tesla is the unit of magnetic flux.

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    • A. True
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    • A. True
    • B. False
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    • 6. The capacitor voltage always leads the current by 90°.

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    • A. True
    • B. False
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    • Options
    • A. 6 V
    • B. 9 V
    • C. 3 V
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    • Options
    • A. True
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    • 9. In 40 kW, there are

    • Options
    • A. 0.4 mW
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    • 10. Energy is stored by a capacitor in a magnetic field.

    • Options
    • A. True
    • B. False
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