The ac bridge in figure is balanced. Z1 = 100 30 , Z2 = 150 0 , Z3 = 2 – McqOptions

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1.	The ac bridge in figure is balanced. Z1 = 100 30 , Z2 = 150 0 , Z3 = 250 - 40 Then Z4 =
A.	375 70 &ohm;
B.	375 - 70 &ohm;
C.	150 0 &ohm;
D.	150 20 &ohm;
Answer» C. 150 0 &ohm;

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