a 10 m long potentiometer wire has a potential gradient of 0.0025 V/cm – InterviewSolution

1.	a 10 m long potentiometer wire has a potential gradient of 0.0025 V/cm along its length.calculate the lenghth of the wire at which null point is obtained for a 1.025 V s†an dard cell. also find the emf of another cell for which the null point is obtained st 860 cm lenghth.what maximum PD can be measured by this potentiometer
Answer» a 10 m long potentiometer wire has a potential gradient of 0.0025 V/cm along its length.calculate the lenghth of the wire at which null point is obtained for a 1.025 V s†an dard cell. also find the emf of another cell for which the null point is obtained st 860 cm lenghth.what maximum PD can be measured by this potentiometer

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