a 24 A potentiometer wire of length 100 cm has a resistance

Last updated: 6/11/2023

a 24 A potentiometer wire of length 100 cm has a resistance of 10 2 It is connected in series with resistance and a cell of emf 2V having negligible internal resistance A source of emf 10 mV is balanced against a length of 40 cm of the potentiometer wire The value of external resistanc UP CPMT 20 is a 76022 b 640 Q