Three identical impedances (3 + j6) Ω are connected in delta to a three-phase, 50 Hz supply. What will be the equivalent star-connected impedance that draws the same current when connected to the same supply voltage?
1
(3 + j6) Ω
2
(6 + j12) Ω
3
(1.5 + j3) Ω
4
(1 + j2) Ω