EEE :: Circuit Theorems in AC Analysis

Determine V_{TH} when R_{1} is 180 and X_{L} is 90 .

For the given circuit, find V_{TH} for the circuit external to R_{L}.

Referring to the given circuit, find Z_{TH} if R is 15 k and R_{L} is 38 k.

For the circuit shown, determine Z_{TH} for the portion of the circuit external to R_{L}.

Referring to the given circuit, what is Z_{TH} if R_{1} is changed to 220 ?

Determine V_{TH} for the circuit external to R_{L} in the given figure.

Referring to the given figure, determine Z_{TH} as seen by R_{L} if R_{1} is changed to 3.3 k.

The two basic components of a Thevenin equivalent ac circuit are

Referring to the given circuit, find Z_{TH} if V_{S} is 180° V.

In applying the superposition theorem,