(English Medium) ICSE Class 10 - CISCE Question Bank Solutions

Describe one experiment to demonstrate the phenomenon of electromagnetic induction.

Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:

A piece of stone placed on the roof.

1. What kind of energy change takes place when a magnet is moved towards a coil having a galvanometer at its ends?
2. Name the phenomenon.

State different forms of potential energy and give one example of each.

Write an expression for the potential energy of a body of mass m placed at a height h above the earth's surface. State the assumptions made, if any.

Name the form of energy which a body may possess even when it is not in motion. Give an example to support your answer.

What do you understand by the kinetic energy of a body?

In which of the following case does the electromagnetic induction occur?
The current is stopped in a wire held near a loop of wire .

In which of the following case does the electromagnetic induction occur?

A magnet is moved through a loop of wire .

In which of the following case does the electromagnetic induction occur?

A loop of wire is held near a magnet.

A body of mass m is moving with a velocity v. Write the expression for its kinetic energy.

State the work energy theorem.

A light mass and a heavy mass have equal momentum. Which will have more kinetic energy?

(Hint : Kinetic energy K = P²/2m where P is the momentum.)

Differentiate between the potential energy (U) and the kinetic energy (K).

Name the form of mechanical energy, which is put to use.

Name six different forms of energy?

State the energy changes in the following case while in use:
an electric bulb

State the energy changes in the following case while in use:
an electric cell in a circuit

State the energy changes in the following case while in use:
an electric toaster.

State the energy changes in the following case while in use:
a ceiling fan