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Discussion :: Network Analysis and Synthesis

  1. A two branch parallel circuit has a 20 Ω resistance and 1 H inductance in one branch and a 100 μF capacitor in the second branch. It is fed from 100 V ac supply, at resonance, the input impedance of the circuit is

    2. A.
    500 Ω
    B.
    50 Ω
    C.
    20 Ω
    D.
    5 Ω

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    Answer : Option A

    Explanation :

    At parallel resonance circuit impedance = .

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