Where should a lightning conductor make contact with the ground?

It should just touch the ground

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It should be placed just above the ground without touching the ground itself

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It should be kept well below the ground surface

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It should touch the ground and then rise back upwards

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Solution

The correct option is C
It should be kept well below the ground surface

It should be kept well below the ground surface as to help dissipate the charges. The Earth acts as an infinite sink.

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Similar questions

Which of the following is true about a lightning conductor?

Statement 1: It should be at a height more than the structure and should extend well below the ground.

Statement 2: It should be at a height more than the structure and should just touch the ground.

What will happen if a lightning conductor system is made in such a manner that it just touches the ground?

Consider an object falling from a terrace of height 20m above ground level. At what point does it posses maximum kinetic energy?

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