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प्रश्न
Name two sources of electricity.
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उत्तर
- dry cell and battery
- generator and solar cell
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संबंधित प्रश्न
Can the cell used in the clock gives us an electric shock? Justify your answer.
Name the device used to generate electricity.
______ Cells used in automobiles like cars and buses are large and very heavy.
What are the types of cells? Give examples.
A chemical solution that produces positive and negative ions is used as ______.
Assertion (A): Primary cells can not be recharged, they can be used only once.
Reason (R): In vehicles, we use primary cells.
What is the source of electric current in a T.V. remote?
Write the differences between the primary cell and the secondary cell.
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?
Fig. 12.10 A and B, show a bulb connected to a cell in two different ways.
Will the bulb glow in both the cases?
