[" Two batteries of different emfs and different "],[" internal resistances are connected as shown."],[" The voltage across "AB" in volts is "..............]

Two batteries of difference emf's and internal resistance are connected in parallel to one another.

Three batteries having emfs and internal resistances as shown in figure are connected across a resistor of 2Omega . The reading of ammeter is

A battery of emf 2V and internal resistance 0.5(Omega) is connected across a resistance in 1 second?

3.0 A current passing through Two batteries of different emf and internal resistances connected in series with each other and with an external load resistor. The current reversed, the current becomes 1.0 A. the ratio of the emf of the two batteries is

Two batteries of different emf and internal resistances connected in series with each other and with an external load resistor. The current reversed, the current becomes 1.0 A. the ratio of the emf of the two batteries is

The series combination of two batteries both of the same emf 10 V, but different internal resistance of 20 Omega and 5Omega is connected to the parallel combination of two resistors 30Omega and R Omega . The voltage difference across the battery of internal resistance 20 Omega is zero, the value of R(in Omega ) is __________.

The series combination of two batteries, both of the same emf 20 V, but different internal resistance of 10Omega and 2 Omega , is connected to the parallel combination of two resistors 10 ohm and ROmega . The voltage difference across the battery of internal resistance 10 Omega is zero, the value of R (in Omega ) is _________.

The series combination of two batteries, both of the same emf 10 V, but different internal resistance of 10 Omega and 5 Omega is connected to the parallel combination of two resistors 30 Omega and R Omega . The voltage difference across the battery of internal resistance 10 Omega is zero, the value of R (in Omega ) is : _________.