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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
Fill in the blank
In a torch we use ______ as the source of electricity.
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.
Secondary cell can be used only once.
An electric cell has ______ terminals.
What are the types of cells? Give examples.
______ was developed is 1887 by Yei Sakizo of Japan
Name the portable form of an avalanche cell.
When the chemicals in the electric cell are used up, the electric cell stops producing electricity. The electric cell is then replaced with a new one. In case of rechargeable batteries (such as the type used in mobile phones, camera and inverters), they are used again and again. How?
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?
