In figure, Z1 = 200∠60° Ω, Z2 = 400∠ - 90° Ω, Z3 = 300∠0°.
Then Z4 for bridge to be balanced is
A. 150∠30° Ω
B. 400∠ - 90° Ω
C. 300∠90° Ω
D. 600∠ - 150° Ω
Show Answer
Answer: D
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