Fundamentholfundamenthol
NEET2024Physics
Q.

Choose the correct circuit which can achieve the bridge balance.

  1. A
  2. B
  3. C
  4. D
Solution

For a balanced bridge . With the given resistor values only if the diode is forward-biased so current flows in the active arm; the network in option 3 satisfies this. The other options either short the bridge or reverse-bias the diode.

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