Question

Name one primary and one secondary cell.

Answer 1

1. The electrochemical device that converts chemical energy to electrical energy is called a cell.
2. The cells are of two types: primary cells and secondary cells.
3. The cells which cannot be recharged and can be used once are called primary cells.
4. Ex: Dry cells, Daniel cells, etc.
5. The cells which can be used for storage are called secondary cells.
6. The secondary cells are rechargeable and can be used again and again.
7. Ex: nickel-cadmium cell, lead-acidic cell, etc.