Thevenin's theorem provides a method for the reduction of any ac circuit to an e

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Home ‣ Electrical Engineering ‣ Circuit Theorems in AC Analysis Comments

Question
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

Correct Answer

False

Circuit Theorems in AC Analysis problems

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

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Correct Answer: True

2. 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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Correct Answer: True

3. The reactive voltages, V_L and V_C, cancel at resonance.
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A. True
B. False

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Correct Answer: True

4. In a series RLC circuit, the current is minimum at resonance.
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A. True
B. False

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Correct Answer: False

5. In a parallel RLC circuit, the smaller reactance determines the net reactance of the circuit.
Options
A. True
B. False

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Correct Answer: True

6. The superposition theorem is useful for the analysis of single-source circuits.
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A. True
B. False

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Correct Answer: False

7. 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

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Correct Answer: True

8. 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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Correct Answer: True

9. 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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Correct Answer: False

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

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Correct Answer: False

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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.

Circuit Theorems in AC Analysis problems

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