What is the SI unit of electric current?

Which particle is mainly responsible for the flow of current in a conductor?

What device is used to measure electric current?

The north pole of a magnet will always attract which pole of another magnet?

Which scientist discovered electromagnetic induction?

The resistance of a conductor depends on:

Which law states that the current through a conductor is directly proportional to the voltage across it?

What is the SI unit of magnetic field strength?

Which device converts mechanical energy into electrical energy?

Electric power is given by the formula: