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? 8. Two impedances Z=2+j4 and Z2=R+j0, are connected in parallel. Determine R so that the pf of the circuit is 0.9 lagging. A. 3.2

8. Two impedances Z=2+j4 and Z2=R+j0, are connected in parallel. Determine R so that the pf of the circuit is 0.9 lagging. A. 3.2 ohms B. 4.2 ohms C. 2.4 ohms D. 6.4 ohms

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