Environmental Engineering Part 3

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1. Which one of the following sequences is the most suitable for treating raw surface water to make it suitable for drinking purpose?

2. For a given discharge, the efficiency of sedimentation tank can be increased by

3. The dispersion of air pollutants in atmosphere is maximum when

4. Which is the major air pollutant present in photochemical smog?

5. The permissible limit of arsenic in drinking water as per the guidelines of WHO is

6. What are the air pollutants responsible for acid rain within and downwind areas of major industrial emissions?

7. The amount of residual chlorine left in public water supply for safety against pathogenic bacteria is about

8. Which one of the following is the range of ozonosphere in atmosphere?

9. The valve provided on the suction pipe in a tube well is

10. Water containing substances which are undesirable, harmful or unfit for drinking and domestic uses is called


 

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A Demrot is the founder of VideRime Online Learning, a leading engineering website. He did his BE Civil and M.Tech Structure from RGPV University, Bhopal and has been working as an Assistant Professor in a reputed college.

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