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प्रश्न
Write true or false for a given statement.
We use cell as the source of electricity to run an electric immersion rod.
विकल्प
True
False
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उत्तर
False
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संबंधित प्रश्न
Name two sources of electricity.
Mention two advantages of a dry cell.
Secondary cell can be used only once.
Secondary cells are used in ______.
Analogy.
Primary cells:: Toys
Secondary cells:: ______.
Which one of the following is using secondary using cells?
Assertion (A): Primary cells can not be recharged, they can be used only once.
Reason (R): In vehicles, we use primary cells.
Name the substance that becomes ions in solutions and acquires the capacity to conduct electricity.
Fig. 12.10 A and B, show a bulb connected to a cell in two different ways.
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 | |
| ___________ | -------------- | |
| ___________ | -------------- | |
| ___________ | -------------- | |
| ___________ | -------------- |
