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Electric current is to be passed from one body to another. For this purpose, the two bodies must be joined by - Science

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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

MCQ
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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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अध्याय 15: Some Natural Phenomena - Multiple Choice Questions [पृष्ठ ८६]

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एनसीईआरटी एक्झांप्लर Science [English] Class 8
अध्याय 15 Some Natural Phenomena
Multiple Choice Questions | Q 2. | पृष्ठ ८६

संबंधित प्रश्न

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?


Answer in your own words.

Why do farmers stick an iron staff into the ground while working in the field in rainy conditions?


How will you create awareness to prevent lightning?


What are the remedial measures for the following calamity:

Lightning strike


How lightning takes place?


Identify the lightning conductor and the copper plate in the following figure.


If the materials used for constructing a building were good conductors, do you think lightning will strike the building. Will the lightning conductor be still required to be installed in the building?


Explain how does lightning conductor protects a building from getting struck by lightning.


Explain how lightning takes place.


Explain why it is safer to use a wireless telephone instead of a landline telephone during lightning.


What precautions would you take if lightning occurs while you are outside the house?


______ is another example of discharge that takes place in clouds.


During thunderstorms, the air is moving ______ rapidly. This air moves rapidly.


How does thunder take place?


Sometimes lighting may be seen before the thunder is heard. Why?


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: It is safer to stand under a tall | tree during lightning. 


Assertion: People struck by lightning receive a severe electrical shock.

Reason: Lightning carries very high voltage.


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