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Environmental Engineering in CE

Environmental Engineering in CE
Turbidity of water is an indication of the presence of

Dissolved gases
Floating solids
Dissolved solids
Suspended inorganic matter

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Environmental Engineering in CE
Which of the following is the most severe air pollutant?

NOx
SO₂
CO
Hydrocarbons

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Environmental Engineering in CE
__________ plant emits large amount of SO₂ as an air pollutant.

Iron & steel
Nitric acid
Sulphuric acid
Chloralkali

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Environmental Engineering in CE
Hardy cross method of analysis of distribution system(i) Involves successive trials(ii) Takes economic aspects into account(iii) Is time consuming

Only (i)
All are correct
(i) and (ii)
(i) and (iii)

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Environmental Engineering in CE
Hazardous/polluting chemical industries should have an 'exclusion zone' with a green belt and general public access prohibited around it, covering a radius of ____ metres.

400
1000
100
4000

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Environmental Engineering in CE
Presence of iron and manganese in water causes

Temporary hardness
Reduction in its dissolved oxygen content
None of these
Discoloration of bathroom fixtures

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MORE MCQ ON Environmental Engineering in CE

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