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Lightning conductor:...

Lightning conductor:

A

destroys the building

B

protects the building

C

does not affect the building

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • Four metal conductors having different shapes 1. A sphere 2. Cyclindrical 3.Pear 4.Lightning conductor Are mounted on insulating stands and charged. The one which is best suited to retain the charges for a longer time is

    A
    1
    B
    2
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  • To protect tall buildings from damage by lightning a lightning conductor is find on them. A lightning conductor consists of a metal rod ending in spikes at the top. The lower end of the rod is attached to a copper plate buried deep in the earth. If lightning does strike the building, it flows harmlessly to the earth through the metal rod, and no damage is done to the building Who developed the idea of using lightning conductors to protect tall buildings?

    A
    Benjamin Franklin
    B
    Albert Einstein
    C
    Issac Newton
    D
    William Gilbert

  • To protect tall buildings from damage by lightning a lightning conductor is find on them. A lightning conductor consists of a metal rod ending in spikes at the top. The lower end of the rod is attached to a copper plate buried deep in the earth. If lightning does strike the building, it flows harmlessly to the earth through the metal rod, and no damage is done to the building Which metal can be used, instead of copper to make plate, which is buried deep in the earth?

    A
    Silver
    B
    Wood
    C
    Plastic
    D
    Carbon

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