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. 400 100 4000 1000 400 100 4000 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The permissible color for domestic water supply is __________ ppm. 100 20 1000 1 100 20 1000 1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of Ultraviolet light for irradiation of water Ozone and iodine Chlorine or its compounds All of these Ultraviolet light for irradiation of water Ozone and iodine Chlorine or its compounds All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smoke is produced due to Poor quality of fuel and improper mixing of fuel & combustion air Poor design & overloading of furnace Insufficient supply of combustion air and insufficient time for combustion All of these Poor quality of fuel and improper mixing of fuel & combustion air Poor design & overloading of furnace Insufficient supply of combustion air and insufficient time for combustion All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reingleman chart is used for the evaluation of __________ pollution. Noise Water Air Radioactive Noise Water Air Radioactive ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise produced by cooling fans (employed in air cooled heat exchangers or cooling tower) is mainly caused due to the turbulence created by blade passage through air. It can be reduced by use of a slower fan Both A & B Neither A nor B Of increased diameter With greater number of blades Both A & B Neither A nor B Of increased diameter With greater number of blades ANSWER DOWNLOAD EXAMIANS APP
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