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प्रश्न
Secondary cell can be used only once.
विकल्प
True
False
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उत्तर
Secondary cell can be used only once- False.
Correct statement
Primary cells can be used only once
APPEARS IN
संबंधित प्रश्न
What is the direction of flow of current in a dry cell?
Arrange in sequence
| A CELL | A DEVICE | ELECTRICAL ENERGY |
| IS CALLED | IN TO | CHEMICAL ENERGY |
| THAT CONVERTS |
Can the cell used in the clock gives us an electric shock? Justify your answer.
Explain the construction and working of a dry cell.
What are the types of cells? Give examples.
A chemical solution that produces positive and negative ions is used as ______.
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 |
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?
Think of six activities which use electric current. Also name the devices used to perform the activity.
| Example: | Activity you perform | Device |
| Get light | Torch | |
| ___________ | -------------- | |
| ___________ | -------------- | |
| ___________ | -------------- | |
| ___________ | -------------- |
