On which principle does an electric bell work?

Explain the meanings of the words "electromagnetic" and "induction" in the term electromagnetic induction. List three factors on which the value of induced current produced in a circuit depends. Name and state the rule used to determine the direction of induced current. State one practical application of this phenomenon in everyday life.

State the characteristics of magnetic force.

Which instrument is used to convert electrical energy into mechanical energy?

From which of the following cases,will the induced current in the loop not be obtained?

What is the role of a fuse used in series with any electrical appliance? Why should a fuse with a defined rating not be replaced by one with a larger rating?