1.

A symmetrical three-phase, three-wire 440V supply is connected to star-connected load. The impedances in each branch are ZR = (2+j3) Ω, ZY = (1-j2) Ω, ZB = (3+j4) Ω. Find ZRY.$

A. (5.22-j0.82) Ω
B. (-3.02+j8) Ω
C. (3.8-j0.38) Ω
D. (-5.22+j0.82) Ω
Answer» D. (-5.22+j0.82) ‚Äö√Ñ√∂‚àö√´¬¨‚àÇ


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