In figure, Z1 = 200 60 &ohm;, Z2 = 400 - 90 &ohm;, Z3 = 300 0 . The – McqOptions

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1.	In figure, Z1 = 200 60 &ohm;, Z2 = 400 - 90 &ohm;, Z3 = 300 0 . Then Z4 for bridge to be balanced is
A.	150 30 &ohm;
B.	400 - 90 &ohm;
C.	300 90 &ohm;
D.	600 - 150 &ohm;
Answer» E.

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