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Discussion :: Network Analysis and Synthesis

  1. In the circuit of figure, the power consumed in resistance R is measured when one source is acting at one time. These values are 18 W, 50 W and 98 W. When all source act together the maximum and minimum power can be

    2. A.
    98 W and 18 W
    B.
    166 W and 18 W
    C.
    450 W and 2 W
    D.
    166 W and 2 W

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    Answer : Option B

    Explanation :

    Let R = 1 Ω.

    Then I1 = 32 A, I2 = 52 A and I3 = 72 A.

    (I1 + I2 + I3)2 R = (152)2 R = 450 Ω.

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