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प्रश्न
Name the device used to generate electricity.
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उत्तर
Electric cell.
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संबंधित प्रश्न
State two precautions that you must take when switching on an electric circuit.
What is the direction of flow of current in a dry cell?
Mention two advantages of a dry cell.
Secondary cell can be used only once.
Explain the construction and working of a dry cell.
Primary cells are usually produced in large sizes.
What is meant by a battery or collection of cells?
Match the following
| 1. | Dry cells | a. | Reversible |
| 2. | Electrolyte | b. | Opens or closes the circuit |
| 3. | Switch | c. | Solution |
| 4. | Secondary cell | d. | Torches |
A torch requires 3 cells. Show the arrangement of the cells, with a diagram, inside the torch so that the bulb glows.
When the chemicals in the electric cell are used up, the electric cell stops producing electricity. The electric cell is then replaced with a new one. In case of rechargeable batteries (such as the type used in mobile phones, camera and inverters), they are used again and again. How?
