Multiple choice

Match the following:

a. Earthing 1. is a device used to protect a building from the effects of lightning
b. Electric discharge 2. is the passage of electric current in air due to movement of electric charges
c. Lightning conductor 3. is the process of transferring an electric charge from a charged object into the Earth

  1. a - 3, b - 2, c - 1

  2. a - 3, b - 1, c - 2

  3. a - 2, b - 3, c - 1

  4. a - 2, b - 1, c - 3

  5. a - 1, b - 2, c - 3
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This is the correct option. Earthing is the process of transferring an electric charge from a charged object into the Earth. Electric discharge is the passage of electric current in air due to movement of electric charges. Lightning conductor is a device used to protect a building from the effects of lightning.

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