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प्रश्न
Electric current is to be passed from one body to another. For this purpose, the two bodies must be joined by
विकल्प
cotton thread
plastic string
copper wire
rubber band
उत्तर
copper wire
Explanation -
Two bodies must be joined by any conducting wire, i.e. copper wire for the flow of current.
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संबंधित प्रश्न
Lightning conductors cannot protect a building from lightning.
Suggest three measures to protect ourselves from lightning.
The weather department has predicted that a thunderstorm is likely to occur on a certain day. Suppose you have to go out on that day. Would you carry an umbrella? Explain.
Answer in your own words.
How will you protect yourself from lightning?
Answer in your own words.
How are charges generated?
Answer in your own words.
In the lightning conductor, what provision is made for spreading the electricity into the ground?
What is the damage caused by lightning?
How will you create awareness to prevent lightning?
What are the remedial measures for the following calamity:
Lightning strike
______ is a device that protects building from lightning strike.
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.
Explain how does lightning conductor protects a building from getting struck by lightning.
______ is another example of discharge that takes place in clouds.
During thunderstorms, the air is moving ______ rapidly. This air moves rapidly.
Huge quantities of electricity are discharged in lightning flashes and temperatures of over ______°C or more can be reached.
______ arrestor is a device used to protect buildings from the effects of lightning.
How does thunder take place?
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.
