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1. In figure, E = 1 V (rms value). The average power is 250 mW. Then phase angle between E and I is





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  • By: guest on 02 Jun 2017 01.06 am
    EI cos θ = 0.25 or I cos θ = 0.25 From above equations cos θ = 0.707 and θ = 45°.
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