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प्रश्न
You might have observed on a dry day that when you touch the screen of a television or computer monitor (with picture tube), you get a slight shock. Why does it happen?
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उत्तर
It happens because the television screen or computer monitor are charged and have static charges accumulated on them and when we touch them with our hands which are uncharged, the charges transfer through our hands and we get a slight shock.
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संबंधित प्रश्न
Explain why it is not safe to go out with an umbrella when there is heavy rain, lightning or thunder.
Answer in your own words.
How will you protect yourself from lightning?
Answer in your own words.
In the lightning conductor, what provision is made for spreading the electricity into the ground?
What are the remedial measures for the following calamity:
Lightning strike
______ is a device that protects building from lightning strike.
How lightning takes place?
During the construction of a building, the lightning conductor was left hanging in the air by mistake. Would the lightning conductor be still effective? Explain.
______ is another example of discharge that takes place in clouds.
During thunderstorms, the air is moving ______ rapidly. This air moves rapidly.
______ arrestor is a device used to protect buildings from the effects of lightning.
How can you save yourselves from lightning?
How does thunder take place?
During lightning and thunder, we should avoid standing in-ground and open spaces Why?
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage.
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage.
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage.
Assertion: People struck by lightning receive a severe electrical shock.
Reason: Lightning carries very high voltage. Assertion: It is safer to stand under a tall | tree during lightning.
