Multiple choice

Building can be protected from lightening by using

  1. Wooden logs at the top of buildings

  2. Lightening rod on the level of building

  3. Lightening rod at the top of building

  4. All of these
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

A lightning rod or lightning conductor is a metal rod or metallic object mounted on top of an elevated structure, such as a building, a ship, or even a tree, electrically bonded using a wire or electrical conductor to interface with ground or earth through an electrode, engineered to protect buildings from lightening.

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