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Home ‣ Electronics ‣ RLC Circuits and Resonance See What Others Are Saying!
  • Question

  • What is the impedance of the circuit in the given circuit? 125.7 ? 297.6 ? 370.1 ? 423.3 ?

    What is the impedance of the circuit in the given circuit?


  • Options
  • A. 125.7 Ω
  • B. 297.6 Ω
  • C. 370.1 Ω
  • D. 423.3 Ω

  • Correct Answer
  • 370.1 Ω 

    • More questions

    • 1. After the first time constant, a transient current has changed by _______________ %, leaving _______________ % remaining.

    • Options
    • A. 63.2, 36.8
    • B. 36.8, 63.2
    • C. 13.5, 86.5
    • D. 86.5, 13.5
      • Discuss
    • 2. A measure of the repeatability of a measurement of some quantity is

    • Options
    • A. error
    • B. precision
    • C. accuracy
    • D. significant
      • Discuss
    • 3. When an input signal reduces the channel size, the process is called:

    • Options
    • A. enhancement
    • B. substrate connecting
    • C. gate charge
    • D. depletion
      • Discuss
    • 4. 

      What voltage will the capacitor charge up to in the given circuit for the single input pulse shown?


    • Options
    • A. 3.15 V
    • B. 4.3 V
    • C. 4.75 V
    • D. 4.9 V
      • Discuss
    • 5. Transistors are controlled to operate as a switch or to operate as a variable resistor.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. The voltmeter will read 18 volts.


    • Options
    • A. True
    • B. False
      • Discuss
    • 7. When does maximum power transfer happen from the source to the load?

    • Options
    • A. When the source resistance is greater than the load resistance
    • B. When the source resistance is less than the load resistance
    • C. When there is negligible source resistance
    • D. When the source resistance equals the load resistance
      • Discuss
    • 8. What is the impedance of a series RC circuit that consists of a 0.22 µF capacitor and a 200-ohm resistor connected to a 3 kHz source?

    • Options
    • A. 214 ohms
    • B. 313 ohms
    • C. 414 ohms
    • D. 880 ohms
      • Discuss
    • 9. What is the frequency of this 555 astable multivibrator?


    • Options
    • A. 278 Hz
    • B. 178 Hz
    • C. 78 Hz
    • D. 8 Hz
      • Discuss
    • 10. An 8 V power source is charging a capacitor. How many volts will be across the capacitor at the second time constant?

    • Options
    • A. 1 volt
    • B. 3 volts
    • C. 5 volts
    • D. 7 volts
      • Discuss

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