An electric bulb is connected to a 240 V generator. The current is 0.70 A. What is the power of the bulb?

A 6V battery is connected to a bulb of resistance of 12 ohms. Find the current through the bulb

What is needed to cause an electric current?

A hot plate of an electric oven connected to a 220V line has two resistance coils A and B, each of 24Omega resistance, which may be used separately, in series, or in parallel. What are the currents in the three case? Amount of current when the coils are used separately.

An electric lamp of 100Omega , a toaster of resistance 50Omega , and a water filter of resistance 500Omega are connected in parallel to a 200V source. What is the resistance of an electric iron connected to the same source that takes as much current as all three appliances, and what is the current through it?

What is nuclear power generator.

When a 12V battery is connected across an unknown resistor, there is a current of 2.5 mA in the circuit. Find the value of the resistance of the resistor.

A transformer with primary to secondary turns ratio of 1 : 2, is connected to an alternator of voltage 200 V. A current of 4 A is flowing through the primary coil. Calculate the voltage and the current flowing in the secondary.