Kirchhoff's Laws & Measuring Instruments
The current passing through the battery in the given circuit, is:

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Answer: (d)
- C and D are joined by a wire, and so are A and F. The network between B and E is: B–A , B–D , A–E , D–E , A–D .
- , so the bridge is balanced and carries no current.
- Total , so
- So the answer is (d) 0.5 A.