Short
Write the principle on which a torch works.
What materials are needed to make an electric bulb glow?
Define closed and open electric circuits.
4. Describe construction and principle of an electric cell.
5 Describe construction and working of an electric bulb.
Discuss possible closed circuits in which bulb glows and also possible open
circuits in which bulb does not glow. Give your opinion based on facts.
I Long Answer Questions.
1. (a) What is an electric circuit? Explain its kinds with suitable examples.
(b) What is an electric switch? Discuss how to make a simple electric switch.
2. What are electric conductors and insulators? Explain with an experiment that
how you can identify conductors and insulators from a given set of materials.
3. What do you mean by electric torch? Explain with an experiment that how
you can find out source of electricity in a torch.
it is of science
Answers
Short
ShortWrite the principle on which a torch works.
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.4. Describe construction and principle of an electric cell.
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.4. Describe construction and principle of an electric cell.5 Describe construction and working of an electric bulb.
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.4. Describe construction and principle of an electric cell.5 Describe construction and working of an electric bulb.Discuss possible closed circuits in which bulb glows and also possible open
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.4. Describe construction and principle of an electric cell.5 Describe construction and working of an electric bulb.Discuss possible closed circuits in which bulb glows and also possible opencircuits in which bulb does not glow. Give your opinion based on facts.
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.4. Describe construction and principle of an electric cell.5 Describe construction and working of an electric bulb.Discuss possible closed circuits in which bulb glows and also possible opencircuits in which bulb does not glow. Give your opinion based on facts.I Long Answer Questions.
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.4. Describe construction and principle of an electric cell.5 Describe construction and working of an electric bulb.Discuss possible closed circuits in which bulb glows and also possible opencircuits in which bulb does not glow. Give your opinion based on facts.I Long Answer Questions.1. (a) What is an electric circuit? Explain its kinds with suitable examples.
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.4. Describe construction and principle of an electric cell.5 Describe construction and working of an electric bulb.Discuss possible closed circuits in which bulb glows and also possible opencircuits in which bulb does not glow. Give your opinion based on facts.I Long Answer Questions.1. (a) What is an electric circuit? Explain its kinds with suitable examples.(b) What is an electric switch? Discuss how to make a simple electric switch.
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.4. Describe construction and principle of an electric cell.5 Describe construction and working of an electric bulb.Discuss possible closed circuits in which bulb glows and also possible opencircuits in which bulb does not glow. Give your opinion based on facts.I Long Answer Questions.1. (a) What is an electric circuit? Explain its kinds with suitable examples.(b) What is an electric switch? Discuss how to make a simple electric switch.2. What are electric conductors and insulators? Explain with an experiment that
ShortWrite the principle on which a torch works.What materials are needed to make an electric bulb glow?Define closed and open electric circuits.4. Describe construction and principle of an electric cell.5 Describe construction and working of an electric bulb.Discuss possible closed circuits in which bulb glows and also possible opencircuits in which bulb does not glow. Give your opinion based on facts.I Long Answer Questions.1. (a) What is an electric circuit? Explain its kinds with suitable examples.(b) What is an electric switch? Discuss how to make a simple electric switch.2. What are electric conductors and insulators? Explain with an experiment thathow you can identify bdbdbfb and insulators from a given set of materials.
and insulators from a given set of materials.3. What do you mean by electric torch? Explain with an experiment that ho
it is of science