Environmental Engineering in CE A gas is termed as non-toxic, if its maximum permissible concentration (TLV) ranges from __________ ppm. 10000 to 100000 3000 to 6000 1000 to 2000 6000 to 9000 10000 to 100000 3000 to 6000 1000 to 2000 6000 to 9000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Aerodynamic noise resulting from turbulent gas flow is the most prevalent source of valve noise in fluid ilow control. It is caused due to Both A & B Reynold stresses Shear forces Neither A nor B Both A & B Reynold stresses Shear forces Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Persons working in cement plants and limestone quarries are more prone to disease like Asthma Flourosis (bone disease) Silicosis Cancer Asthma Flourosis (bone disease) Silicosis Cancer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Biological oxidation ponds remove organic matters present in the polluted water by Aerobic oxidation Neither A nor B Using the activities of bacteria and other micro organisms Both A & B Aerobic oxidation Neither A nor B Using the activities of bacteria and other micro organisms Both A & B ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smog is Nothing but black smoke A liquid particle resulting from vapor condensation A combination of smoke and fog A solid particle e.g. flyash Nothing but black smoke A liquid particle resulting from vapor condensation A combination of smoke and fog A solid particle e.g. flyash ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes Respiratory disease (e.g., asthma) Reduced crop yield Cancer Silicosis Respiratory disease (e.g., asthma) Reduced crop yield Cancer Silicosis ANSWER DOWNLOAD EXAMIANS APP
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