Physics, asked by ashu27291, 11 months ago

Wheatstone bridge circuit has resistance find the current through the galvanometer

Answers

Answered by rajat2269

Answer:

No current flows through the Galvanometer G because the voltage a points D and B are the same. R2 has a calibrated dial, so when the galvanometer reads “null” or zero, then you know that the value of R2 is the same as the unknown resistorRx

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