The three impedances Z1 = 20 30 , Z2 = 40 60 , Z3 = 10 -90 are del – McqOptions

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1.	The three impedances Z1 = 20 30 , Z2 = 40 60 , Z3 = 10 -90 are delta-connected to a 400V, 3 system. Find the phase current IB.
A.	(34.64-j20) A
B.	(34.64+j20) A
C.	(-34.64+j20) A
D.	(-34.64-j20) A
Answer» E.

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