Environmental Engineering in CE Tri-sodium phosphate is used in boiler water treatment to reduce Turbidity Suspended silica Dissolved oxygen Caustic embrittlement Turbidity Suspended silica Dissolved oxygen Caustic embrittlement ANSWER DOWNLOAD EXAMIANS APP
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 solid wastes Characterisation of boiler feed water Organic concentration in gaseous effluents Characterisation of liquid effluents Characterisation of solid wastes Characterisation of boiler feed water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE There are five concentric layers within the atmosphere which is differentiated on the basis of temperature. The atmospheric layer which lies close to the earth's surface in which human being along with other organisms live is called troposphere. The rate at which air temperature in the troposphere gradually decreases with height is about __________ °C/km. 6.5 0.05 15 1 6.5 0.05 15 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most major constituents of air pollutants? Hydrogen sulphide Oxides of nitrogen Oxides of sulphur Carbon monoxide Hydrogen sulphide Oxides of nitrogen Oxides of sulphur Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible limit of mercury in human blood is __________ micrograms/100 c.c. 7 1 82 19 7 1 82 19 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Water effluent generated in printing industry is decolourised by Ion exchange technique Reverse osmosis Electrolytic decomposition Adsorption Ion exchange technique Reverse osmosis Electrolytic decomposition Adsorption ANSWER DOWNLOAD EXAMIANS APP
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