The driving, cell of a potentiometer has an emf of 4V and negligible internal resistance. The potentiometer wire has a length of 300 cm and a resistance of 3 ohm. What resistance must be connected in series with the wire so as to have a potential difference of 5 milivolt across the whole wire ? a)2400 ohm b)2377 ohm c)2397 ohm d)1991 ohm

The driving, cell of a potentiometer has an emf of 4V and negligible

1.	The driving, cell of a potentiometer has an emf of 4V and negligible internal resistance. The potentiometer wire has a length of 300 cm and a resistance of 3 ohm. What resistance must be connected in series with the wire so as to have a potential difference of 5 milivolt across the whole wire ? a)2400 ohm b)2377 ohm c)2397 ohm d)1991 ohm
Answer» I THINK option c is correct.Explanation:PLEASE MARK me as BRAINLIST

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