A battery is designed by connecting four cells, each of emf 1.5 V and resistance 2.0 ohm in parallel. If this battery is now connected to an resistance of 2.5 ohm, find
the total resistance of the circuit

A battery is designed by connecting four cells, each of emf 1.5 V and resistance 2.0 ohm in parallel. If this battery is now connected to an resistance of 2.5 ohm, find the potential drop across the terminal of the cells.

A battery is designed by connecting four cells, each of emf 1.5 V and resistance 2.0 ohm in parallel. If this battery is now connected to an resistance of 2.5 ohm, find the current flowing in the external circuit

24 cells of emf 1.5 V each having internal resistance of 1 ohm are connected to an external resistance of 1.5 ohms. To get maximum current,

If n cells each of emf E and internal resistance rare connected in parallel, then the total emf and internal resistances will be

A coil of self inductance 2.5 H and resistance 20 Omega is connected to a battery of emf 120 V having internal resistance of 5 Omega . Find : The time constant of the circuit

A student is asked to connected four cells of e.m.f of 1 V and internal resistance 0.5 ohm in series with a external resistance of 1 ohm. But one cell is wrongly connected by him with its terminal reversed, the current in the circuit is

Two batteries (connected in series) of same emf 10 V of internal resistances 20ohm and 5ohm are connected to a load resistance of 30ohm . Now an unknown resistance x is connected in parallel to the load resistance. Find value of x so that potential drop of battery having internal resistance 20ohm becomes zero.

cells each of emf e and internal resistance r are joined in series to form a row and such rows are connected in parallel to form a battery of N = mn cells. If this battery is connected to an external resistance R . Show that current f flowing through the external resistance R is given by : I=(Ne)/(mR+nr)

Three identical cells each of emf 2 V and internal resistance 1 Omega are connected in series to form a battery. The battery is then connected to a parallel combination of two identical resistors, each of resistance 6 Omega Find the current delivered by the battery.

The diagram below in Fig. shows the arrangement of five different resistances connected to a battery of e.m.f. 1.8 V. Calculate : the total resistance of the circuit,