Question

explain the principle of wheat stone brigde and deduse(p/q=r/s) necessary condition of its the of Kirchhoff 's law ​

Answer 1

Explanation:

The bridge is in balance condition when no current flows through the coil or the potential difference across the galvanometer is zero. This condition occurs when the potential difference across the a to b and a to d are equal, and the potential differences across the b to c and c to d remain same.