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Sahay Sir > Question Answers > Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) > Figure shows a potentiometer circuit for determining the mal resistance of a cell. when switch S is opened, the balance point is found to be at 76.3 cm of the wire. when switch S is closed and the value of R is 4 ohm, the balance points shifts to 60 cm. find the internal resistance of cell C”.

Figure shows a potentiometer circuit for determining the mal resistance of a cell. when switch S is opened, the balance point is found to be at 76.3 cm of the wire. when switch S is closed and the value of R is 4 ohm, the balance points shifts to 60 cm. find the internal resistance of cell C”.

Figure shows a potentiometer circuit for determining the mal resistance of a cell. when switch S is opened the balance point is found to be at 76.3 cm of the wire. when switch S is closed and the value of R is 4 ohm the balance points shifts to 60 cm. find the internal resistance of cell C".