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Environmental Engineering in CE

Environmental Engineering in CE
Deaeration of high pressure boiler feed water is done to reduce

Caustic embrittlement
Its dissolved oxygen content
Its silica content
Foaming from boilers

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Environmental Engineering in CE
In the context of the chemical process industries, the term BOD is normally associated with the

Organic concentration in gaseous effluents
Characterisation of liquid effluents
Characterisation of boiler feed water
Characterisation of solid wastes

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Environmental Engineering in CE
The main industrial source of emission of hydrogen sulphide air pollutant is

Coal based thermal power plants
Petroleum refineries
Metallurgical roasting & smelting plant
Pulp and paper plant

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Environmental Engineering in CE
Pick out the wrong statement pertaining to 'green house' for the plants.

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

Nitric acid
Iron & steel
Chloralkali
Sulphuric acid

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Environmental Engineering in CE
Which of the following sources is responsible for maximum air pollution?

Automobiles exhaust
Forest fire
Photochemical oxidation of organic matter
Industrial chimney exhaust

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MORE MCQ ON Environmental Engineering in CE

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