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प्रश्न
Secondary cell can be used only once.
पर्याय
True
False
MCQ
चूक किंवा बरोबर
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उत्तर
Secondary cell can be used only once- False.
Correct statement
Primary cells can be used only once
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संबंधित प्रश्न
Name two sources of electricity.
What is the direction of flow of current in a dry cell?
Name the -ve terminal of a dry cell.
Mention two advantages of a dry cell.
Analogy.
Primary cells:: Toys
Secondary cells:: ______.
______ cell is used to operate devices such as mobile phones, computers, and emergency lights.
Name the portable form of an avalanche cell.
Write the differences between the primary cell and the secondary cell.
Figure A and B, show a bulb connected to a cell in two different ways.
- What will be the direction of the current through the bulb in both the cases. (Q to P or P to Q)
- Will the bulb glow in both the cases?
- Does the brightness of the glowing bulb depend on the direction of current through it?
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 | |
| ___________ | -------------- | |
| ___________ | -------------- | |
| ___________ | -------------- | |
| ___________ | -------------- |
