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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
Select the correct alternative
In a torch, the source of electricity is
Describe the construction, working and usefulness of a dry cell, with the help of a diagram.
______ Cells used in automobiles like cars and buses are large and very heavy.
Primary cells are used in mobile phones.
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 meant by a battery or collection of cells?
______ cell is used to operate devices such as mobile phones, computers, and emergency lights.
A battery is a group of ______.
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?
