Environmental Engineering in CE Which of the following is an adsorbant for removal of nitrogen oxides from gas/air? Silica gel Bog iron (iron oxide) Active carbon Pulverised limestone Silica gel Bog iron (iron oxide) Active carbon Pulverised limestone ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE 'Safe limit' called Threshold Limit Value (TLV) of carbon monoxide in atmospheric air is < 50 ppm. The main source of carbon monoxide pollutant in air is the Industrial chimney exhaust Automobiles exhaust Burning of domestic fuel Photochemical reaction in polluted atmosphere Industrial chimney exhaust Automobiles exhaust Burning of domestic fuel Photochemical reaction in polluted atmosphere ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the most major constituents of air pollutants? Hydrogen sulphide Oxides of sulphur Oxides of nitrogen Carbon monoxide Hydrogen sulphide Oxides of sulphur Oxides of nitrogen Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ plant emits large amount of SO₂ as an air pollutant. Nitric acid Sulphuric acid Iron & steel Chloralkali Nitric acid Sulphuric acid Iron & steel Chloralkali ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water chemical treatment plant, use of chloramines ensures Taste & odour control Weed control in reservoirs Disinfection Removal of permanent hardness Taste & odour control Weed control in reservoirs Disinfection Removal of permanent hardness ANSWER DOWNLOAD EXAMIANS APP
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