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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > A potentiometer wire AB is 100 cm long and has total resistance of 10Ω. If the galvanometer shows zero deflection at the position C, then find value of unknown resistance R.

A potentiometer wire AB is 100 cm long and has total resistance of 10Ω. If the galvanometer shows zero deflection at the position C, then find value of unknown resistance R.

A potentiometer wire AB is 100 cm long and has total resistance of 10Ω. If the galvanometer shows zero deflection at the position C then find value of unknown resistance R.