Environmental Engineering in CE Presence of bacteria in potable (drinking) water causes Disease Bad taste & colour Turbidity Bad odour Disease Bad taste & colour Turbidity Bad odour ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Scale formation in boiler is controlled by Preheating of feed water Keeping the pH value of feed water just below 7 Eliminating H₂S in feed water Reduction in hardness, silica & alumina in feed water Preheating of feed water Keeping the pH value of feed water just below 7 Eliminating H₂S in feed water Reduction in hardness, silica & alumina in feed water ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold limit value (TLV) i.e., the maximum permissible safe limit of phosgene gas which Hitler used to use to kill his enemies in 'gas chamber' is about __________ ppm. 10-100 100-1000 100-200 10-100 100-1000 100-200 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is a secondary air pollutant? Photochemical smog Dust particles Sulphur dioxide Nitrogen dioxide Photochemical smog Dust particles Sulphur dioxide Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Dust collection efficiency of a cyclone separator depends upon its Diameter All of these Inlet gas velocity Overall height Diameter All of these Inlet gas velocity Overall height ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Higher concentration of nitrogen dioxide in atmospheric air causes Bronchitis Cancer Corrosion Asphyxiation Bronchitis Cancer Corrosion Asphyxiation ANSWER DOWNLOAD EXAMIANS APP
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