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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
State two precautions that you must take when switching on an electric circuit.
Describe the construction, working and usefulness of a dry cell, with the help of a diagram.
The device which converts chemical energy into electrical energy is
Secondary cells are used in ______.
What are the types of cells? Give examples.
A chemical solution that produces positive and negative ions is used as ______.
An electric bulb is connected to a cell through a switch as shown in the following figure. When the switch is brought in ‘ON’ position, the bulb does not glow. What could be the possible reason/s for it? Mention any two of them.
Fig. 12.10 A and B, show a bulb connected to a cell in two different ways.
Will the bulb glow in both the cases?
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?
