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Sahay Sir > Question Answers > AIIMS Last 24 Years Solved 1996 - 2019 Physics and Chemistry Video Solutions > Physics > Chapter 22 - Current Electricity > In a potentiometer experiment of a cell of emf 1.25V gives balancing length of 30cm. If the cell is replaced by another cell, balancing length is found to be 40cm. What is the emf of second cell ?

In a potentiometer experiment of a cell of emf 1.25V gives balancing length of 30cm. If the cell is replaced by another cell, balancing length is found to be 40cm. What is the emf of second cell ?

balancing length is found to be 40cm. What is the emf of second cell ? In a potentiometer experiment of a cell of emf 1.25V gives balancing length of 30cm. If the cell is replaced by another cell