Current Electri...

In the circuit shown, the value of I in ampere is

A battery of emf 2.0 V and internal resistance 0.10 Ω is being charged with a current of 5.0 A. The potential difference between the terminals of the battery is

A cell having emf of 1.5 V, when connected across a resistance of 14 Ω, produces a voltage of only 1.4 V across this resistance. The internal resistance of the cell must be

Two cells with the same emf E and different internal resistances r₁ and r₂ are connected in series to an external resistance R. The value of R so, that the potential difference

Two similar cells, whether joined in series or in parallel, have the same current through an external resistance of 2Ω. The internal resistance of each cell is

The current in the given circuit is

Five conductors are meeting at a point x as shown in the figure. What is the value of current in fifth conductor ?

A 5 V battery with internal resistance 2 Ω and a 2 V battery with internal resistance 1 Ω are connected to a 10 Ω resistor as shown in the figure. The current in the 10Ω resistor is

When a battery connected across a resistor of 16 Ω, the voltage across the resistor is 12V. When the same battery is connected across a resistor of 10 Ω, voltage across it is 11 V. The internal resistance of the battery (in ohm) is

Two cells having the internal resistance 0.2Ω and 0.4Ω are connected in parallel. The voltage across the battery terminal is 1.5 V. The emf of first cell is 1.2 V. The emf of second cell is