Name one device which works on the phenomenon of electromagnetic induction.

Draw the labelled diagram of an A.C. generator. With the help of this diagram, explain the construction and working of an A.C. generator.

What do you understand by the term "electromagnetic induction"? Explain with the help of a diagram.

Describe different ways to induce current in a coil of wire.

What do you understand by the terms 'direct current' and 'alternating current'?