Available Answers

1. 1.

   What are the ways in which you can connect cells to form a battery?

2. 2.

   Name two household devices that use the heating effect of electric current.

3. 3.

   What is the use of a fuse wire?

4. 4.

   What is an MCB?

5. 5.

   When does a coil of wire wrapped around an iron rod act like a magnet?

6. 6.

   What are the factors that affect the strength of an electromagnet?