Two batteries one of the emf 3V resistance 1 ohm and the

Last updated: 6/12/2023

Two batteries one of the emf 3V resistance 1 ohm and the other of emf 15 V internal resistance 2 ohm are connected in series with a resistance R as shown If the potential difference between a and b is zero the resistance of R in ohm is a 3V 192 A 5 B 7 15V 202 wir