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For the circuit shown, determine ZTH for the portion of the circuit external to RL.

66.7 ∠–33.7° kΩ
6.67∠–333.7° kΩ
14.4 ∠–56.3° kΩ
1.44 ∠–33.7° kΩ

Correct Answer: 6.67∠–333.7° kΩ

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More Questions from Circuit Theorems in AC Analysis

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.
The superposition theorem is useful for the analysis of single-source circuits.
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One circuit is equivalent to another, in the context of Thevenin's theorem, when the circuits produce the same voltage.
A Thevenin ac equivalent circuit always consists of an equivalent ac voltage source and an equivalent capacitance.
The superposition theorem is useful for circuit analysis only in ac circuits.
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