Physics
Grade-9
Easy
Question
Which of the following should be done for maximum life of battery?
- Throw the battery around
- Add water to the battery
- Increase or decrease electrolyte level
- None of them
Hint:
The life of a battery depends on the chemical energy present in it which is then converted into electrical energy.
The correct answer is: None of them
None of the above is helpful in increasing the life of a battery.
- The battery life can not be increased by adding water or increasing the electrolyte level.
- The life of a battery depends on the chemical energy present in it which is then converted into electrical energy.
- The batteries have to be stored in plastic or glass containers and not in metal containers.
- Thus, adding water or increasing the electrolyte level will not increase the life of a battery.
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)
A positive and a negative charge are released from rest in vacuum. They move towards each other. As they do,
![](data:image/png;base64,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)
PhysicsGrade-9