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प्रश्न
Select the correct alternative
In a torch, the source of electricity is
विकल्प
the bulb
the switch
the cell
the mains
उत्तर
the cell
APPEARS IN
संबंधित प्रश्न
Fill in the blank
In a torch we use ______ as the source of electricity.
Name the +ve terminal of dry cell.
What is dry cell?
Arrange in sequence
| A CELL | A DEVICE | ELECTRICAL ENERGY |
| IS CALLED | IN TO | CHEMICAL ENERGY |
| THAT CONVERTS |
Assertion (A): Primary cells can not be recharged, they can be used only once.
Reason (R): In vehicles, we use primary cells.
A battery is a group of ______.
Name the portable form of an avalanche cell.
Name the substance that becomes ions in solutions and acquires the capacity to conduct electricity.
Write the differences between the primary cell and the secondary cell.
An electric bulb is connected to a cell through a switch as shown in Fig. 12.7. When the switch is brought in the ‘ON’ position, the bulb does not glow. What could be the possible reason/s for it? Mention any two of them.
