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Electric circuits miscellaneous

  1. The impedance seen by the source in the given circuit is

    1. (0.54 + j0.313) ohms
    2. (4 – j2) ohms
    3. (4.54 – j1.69) ohms
    4. (4 + j2) ohms
Correct Option: C

Z'L = 10 ∠ 30
1
2
4

= (0.54 + j0.31) Ω
Total impedance = (4.54 – j 1.69) Ω.



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