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Why are tall chimneys recommended for fa...

Why are tall chimneys recommended for factories?

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Tall chimneys facilitate the release of smoke at higher altitudes so that living beings on the earth 's surface do not get affected much.
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PEARSON IIT JEE FOUNDATION-AMAZING AIR-Short Answer Type Questions
  1. Both the active component and the inactive component of play importan...

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  2. Gas X si the heaviest component of natural air. (a) Identify...

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  3. The mountaineers carry oxygen gas cylinders with them while climbing h...

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  4. Thought air contains only about 0.03% of carbon dioxide , it is a very...

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  5. The following two experiments are conducted to prove the release of ca...

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  6. What is the process, in which antibody comes in contact with antigen a...

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  7. (a) Identify the mistakes (s) in the diagrams and give justification....

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  8. (a) Write the chemical name of the substance taken in the test tube. ...

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  9. Can an empty bottle be filled with water , when it is inverted into a ...

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  10. (a) Mention the substance used in white washing. (b) State the r...

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  11. Answer the following questions based on the diagram given. (a...

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  12. GLOBAL WARMING

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  13. What is air pollution?

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  14. Mention the effects of acid rain .

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  15. What are the different ways of minimizing air pollution?

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  16. Why are tall chimneys recommended for factories?

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  17. Give reasons for the following. (a) Policemen regulating traffi...

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  18. It is not advisable to cook food on a wood fire in a closed room . Gi...

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  19. Between galvanized iron containers and tinned iron containers which ar...

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  20. Explain the role of catalytic converters in automo - bile engines.

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