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15. Some Natural Phenomena
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Q42 of 84 Page 289

Name the material of which a lightning conductor is made.

Lightening conductor is a device which is used to protect a tall building from lightening. Lightening conductor is made up of metal which is a good conductor of electricity.


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40

Suggest three measures to protect ourselves from lightning.

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Explain why, sometimes when we take off the woollen sweater or a polyester shirt in a dark room, we can see tiny sparks of light and hear a crackling sound.

42

What is the shape of the top end of a lightning conductor?

42

Where is the upper end of the lightning conductor fixed in a building?

Questions · 84
15. Some Natural Phenomena
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