Environmental Engineering in CE Maximum permissible residual chlorine in treated water should be __________ mg/litre. 0.001 to 0.01 5 to 10 02 to 0.3 2 to 3 0.001 to 0.01 5 to 10 02 to 0.3 2 to 3 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Carcinogenic air pollutants cause Anemia Asphyxiation (suffocation) Cancer Bone decay Anemia Asphyxiation (suffocation) Cancer Bone decay ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Exposure to chemicals having carcinogenic properties cause Cancer Asphyxiation (suffocation) Dermatitis (skin disorder) Asthma Cancer Asphyxiation (suffocation) Dermatitis (skin disorder) Asthma ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyl and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) Inhances the green house effect Causes asphyxia Causes increase in sea level Acts as a green house gas thereby raising earth's temperature Inhances the green house effect Causes asphyxia Causes increase in sea level Acts as a green house gas thereby raising earth's temperature ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Inhalation of lead compounds present in the automobile exhausts (using leaded petrol) causes Nervous system disorder All of these Anaemia Blood poisoning Nervous system disorder All of these Anaemia Blood poisoning 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 Of increased diameter With greater number of blades Neither A nor B Both A & B Of increased diameter With greater number of blades Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP