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 ZBY.
(a) (-5.22+j0.82) Ω
(b) (5.22-j0.82) Ω
(c) (3.8-j0.38) Ω
(d) (-3.02+j8) Ω
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My query is from Star to Delta and Delta to Star Transformation in division Polyphase Circuits of Network Theory
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