Two identical resistors, each of resistance 2 ohm, are connected in turn
(i) in series and
(ii) in parallel, to a battery of 12 volts.
Calculate the ratio of power consumed in two cases.

In the given circuit, calculate the total resistance of the circuit.

In the given circuit, calculate the current shown by the ammeter.

For the circuit diagram shown alongside, calculate the value of current through each resistor.

For the circuit diagram shown alongside, calculate the total current in the circuit.

For the circuit diagram shown alongside, calculate total effective resistance of the circuit.

For the circuit diagram shown alongside, calculate the current through each resistor.

For the circuit diagram shown alongside, calculate the total current in the circuit.