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प्रश्न
Fill in the blank
In a torch we use ______ as the source of electricity.
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उत्तर
In a torch we use dry cell as the source of electricity.
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संबंधित प्रश्न
State two precautions that you must take when switching on an electric circuit.
Name the -ve terminal of a dry cell.
Secondary cells are used in ______.
Primary cells are used in mobile phones.
______ cell is used to operate devices such as mobile phones, computers, and emergency lights.
What is the source of electric current in a T.V. remote?
Name the portable form of an avalanche cell.
Define electric cell. What is the direction of the electric current in a cell?
Write the differences between the primary cell and the secondary cell.
Paheli wanted to glow a torch bulb using a cell. She could not get connecting wires, instead, she got two strips of aluminium foil. Will she succeed? Explain, how?
