11.36 Find the complex power for the following cases: (a) P = 4 kW, pf = 0.86 (lagging) (b) S=2 kVA, P= 1.6 kW (capacitive) (c) Vrms=208/20° V. Im= 6.5/- 50° A

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Star Delta Conversion

Find the input resistance between points A and B of the following resistive network: