Question 16

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.

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Solution

The lightning conductor will not work if left hanging in the air. It must be connected to the ground by using any metal (copper) plate so that the charge can pass through it to the ground.

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Q. 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.

Question 19

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?

Question 21

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

Q. Lightning conductors are used to protect building from lightning strikes. Which of the following statements is / are true about lightning conductors?
1. Lightning conductors create an electric field at its top so that lightning strikes it preferentially
2. Lightning conductors reduce the effect of the strike by uniformly distributing the charge (current) over the surface of the building
3. Lightning conductors take all charge (current) to deep down in the earth
4. Lightning conductors must be installed at a place taller than the building
Select the correct answer using the code given below:

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

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Lightning Conductors

Standard VIII Physics

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Question 16 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.

The lightning conductor will not work if left hanging in the air. It must be connected to the ground by using any metal (copper) plate so that the charge can pass through it to the ground.

Question 16

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.