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Home ‣ Electrical Engineering ‣ Circuit Theorems in AC Analysis Comments
  • Question

  • An equivalent circuit is one that produces the same voltage and current to a given load as the original circuit that it replaces.


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  • A. True
  • B. False

  • Correct Answer
  • True 

    • Circuit Theorems in AC Analysis problems

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    • 1. The superposition theorem is useful for the analysis of single-source circuits.

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    • A. True
    • B. False
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    • 2. Thevenin's theorem provides a method for the reduction of any ac circuit to an equivalent form consisting of an equivalent current source in parallel with an equivalent impedance.

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    • A. True
    • B. False
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    • 3. Resonance is a condition in a series RLC circuit in which the capacitive and inductive reactances are equal in magnitude.

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    • A. True
    • B. False
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    • 4. In a series RLC circuit, the larger reactance determines the net reactance of the circuit.

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    • A. True
    • B. False
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    • 5. The reactive voltages, VL and VC, cancel at resonance.

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    • A. True
    • B. False
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    • 6. In order to get maximum power transfer from a capacitive source, the load must have an impedance that is the complex conjugate of the source impedance.

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    • A. True
    • B. False
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    • 7. One circuit is equivalent to another, in the context of Thevenin's theorem, when the circuits produce the same voltage.

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    • A. True
    • B. False
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    • 8. A Thevenin ac equivalent circuit always consists of an equivalent ac voltage source and an equivalent capacitance.

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    • A. True
    • B. False
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    • 9. The superposition theorem is useful for circuit analysis only in ac circuits.

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    • A. True
    • B. False
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    • 10. Like Thevenin's theorem, Norton's theorem provides a method of reducing a more complex circuit to a simpler, more manageable form for analysis.

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    • A. True
    • B. False
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