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Sahay Sir > Question Answers > Arihant Physics by D.C Pandey > Volume 2 > Chapter 3 - Current Electricity > The resistance of the meter bridge AB in given figure is 4 Ω .With a cell of emf ε=0.5V and rheostat resistance Rh=2Ω the null point is obtained at some point J is found for Rh=6Ω The emf ε2 is

The resistance of the meter bridge AB in given figure is 4 Ω .With a cell of emf ε=0.5V and rheostat resistance Rh=2Ω the null point is obtained at some point J is found for Rh=6Ω The emf ε2 is

The resistance of the meter bridge AB in given figure is 4 Ω .With a cell of emf ε=0.5V and rheostat resistance Rh=2Ω the null point is obtained at some point J is found for Rh=6Ω The emf ε2 is