Question

3. Name the switch used in an electric circuit to protect from damage caused by overload or hon
C. Very Short Answer Type Questions
1. Name a device which uses the heating effect of electric current to give light.
2. What is a combination of two or three cells together called?
circuit.
4. Name the instrument used to measure flow of electric current.
5. What is used to separate iron scrap from the junk in industries?
D. Short Answer Type Questions
1. Make a list of some electrical appliances which use heating effect of current.
2. What are electromagnets? Write their five uses at least.
3. What are the factors which affect the amount of heat produced by a current-carrying conduce
4. What is an ISI mark? What is its significance?
5. How can we increase the strength of an electromagnet?
E. Long Answer Type Questions
1. How will you show experimentally that when the amount of current is increased through a conda
it produces more heat?
2. What is an electric fuse? How does it work and what is its significance?
3. Explain the structure and working of an electric bell with the help of a diagram.​

Answer 1

Refer to the attachments

Answer 2

Refer to the attachments, I hope these helps u