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Determine Z21, Z22, Z23 in the circuit shown below.

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in Network Theory by (157k points)
Determine Z21, Z22, Z23 in the circuit shown below.

(a) 5Ω, (5-j1) Ω, j6 Ω

(b) -5Ω, (5-j1) Ω, j6 Ω

(c) -5Ω, (5+j1) Ω, j6 Ω

(d) -5Ω, (5-j1) Ω, – j6 Ω

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My question is from Mesh Analysis in portion Steady State AC Analysis of Network Theory

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The correct option is (b) -5Ω, (5-j1) Ω, j6 Ω

The best I can explain: Z21 = common impedance to loop 1 and loop 2 = -5 Ω. Z22 = self impedance of loop2 = (5+j5-j6) Ω. Z23 = common impedance between loop2 and loop 3 = – (-j6) Ω.

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