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Home Electrical Engineering RC Circuits Comments

  • Question
  • Complex numbers can be added and subtracted but not multiplied or divided.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 


  • RC Circuits problems


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    • 1. All coil cores are made of iron.

    • Options
    • A. True
    • B. False
    • Discuss
    • 2. The term choke is more commonly used in connection with an inductor used to block off high frequencies.

    • Options
    • A. True
    • B. False
    • Discuss
    • 3. Energy is stored by an inductor in an electrostatic field.

    • Options
    • A. True
    • B. False
    • Discuss
    • 4. Inductors add in parallel.

    • Options
    • A. True
    • B. False
    • Discuss
    • 5. The permeability of a core material is an indication of the ability of the material to establish a magnetic field.

    • Options
    • A. True
    • B. False
    • Discuss
    • 6. Positive numbers can be represented by points to the right of the origin on the horizontal axis of a graph.

    • Options
    • A. True
    • B. False
    • Discuss
    • 7. A complex number represents a phasor quantity.

    • Options
    • A. True
    • B. False
    • Discuss
    • 8. The impedance of a series RC circuit varies directly with frequency.

    • Options
    • A. True
    • B. False
    • Discuss
    • 9. In a lag network, the output voltage lags the input voltage in phase.

    • Options
    • A. True
    • B. False
    • Discuss
    • 10. The resistor voltage is always out of phase with the current.

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


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