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Discussion :: Network Analysis and Synthesis

  1. In figure, power in 6 Ω resistor is zero then V =

    2. A.
    202∠45°
    B.
    20 ∠30°
    C.
    20 ∠45°
    D.
    202∠30°

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    Answer : Option A

    Explanation :

    Power in 6Ω resistor can be zero only if current in 6Ω resistor is zero. Therefore, voltages of nodes a and b are equal . Since equal resistances of 5Ω are on two sides of node b, .

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