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Home ‣ Electronics ‣ Voltage and Current See What Others Are Saying!
  • Question

  • The charge of one coulomb is equal to:


  • Options
  • A. 6.24 x 10?18 electrons
  • B. one ampere
  • C. one second
  • D. 6.24 x 1018 electrons

  • Correct Answer
  • 6.24 x 1018 electrons 

    • More questions

    • 1. Removing a bypass capacitor from a common-emitter amplifier circuit will _________ voltage gain and ________ input resistance.

    • Options
    • A. increase, decrease
    • B. decrease, increase
    • C. decrease, decrease
    • D. increase, increase
      • Discuss
    • 2. The phase angle will decrease in a series RL circuit if the inductance is increased.

    • Options
    • A. True
    • B. False
      • Discuss
    • 3. 

      If the pulse source has an internal resistance of 80 Ω in the given circuit, it will take ______ for the output voltage to decrease to zero.


    • Options
    • A. 1 ms
    • B. 1.1 ms
    • C. 1.2 ms
    • D. 2.5 ms
      • Discuss
    • 4. 

      The power rating for the resistor in the given circuit should be at least ______.


    • Options
    • A. 1/4 W
    • B. 1/2 W
    • C. 1 W
    • D. 2 W


      • Discuss
    • 5. 

      If the pulse width were cut in half in the given circuit, the voltage across the resistor would be ______ at the end of the pulse.


    • Options
    • A. 0 V
    • B. 0.36 V
    • C. 0.46 V
    • D. 0.9 V
      • Discuss
    • 6. 

      What is the resonant frequency in the given circuit?


    • Options
    • A. 6.5 kHz
    • B. 53.7 kHz
    • C. 107.4 kHz
    • D. 18.1 MHz
      • Discuss
    • 7. Which of the following is the reference vector for parallel RC circuits?

    • Options
    • A. R
    • B. V
    • C. I
    • D. XC
      • Discuss
    • 8. A parallel resistor's value that changes with age will cause a corresponding change in ______ .

    • Options
    • A. branch current
    • B. branch voltage
    • C. both branch current and branch voltage
    • D. power supply voltage
      • Discuss
    • 9. A collector characteristic curve is a graph showing:

    • Options
    • A. emitter current (IE) versus collector-emitter voltage (VCE) with (VBB) base bias voltage held constant
    • B. collector current (IC) versus collector-emitter voltage (VCE) with (VBB) base bias voltage held constant
    • C. collector current (IC) versus collector-emitter voltage (VC) with (VBB) base bias voltage held constant
    • D. collector current (IC) versus collector-emitter voltage (VCC) with (VBB) base bias voltage held constant
      • Discuss
    • 10. Permeability is the inverse equivalent of which electrical term?

    • Options
    • A. Voltage
    • B. Current
    • C. Resistance
    • D. Conductance
      • Discuss

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