Environmental Engineering in CE Peroxyacyl nitrate (PAN), a pollutant is found in the Automobile exhaust Exhaust of sulphuric acid plant Flue gas of coal based power plant Exhaust of nitric acid plant Automobile exhaust Exhaust of sulphuric acid plant Flue gas of coal based power plant Exhaust of nitric acid plant ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Waste/polluted water discharged from electroplating, blast furnace and coal mining industries contain mainly __________ substances. Organic Inorganic None of these Radioactive Organic Inorganic None of these Radioactive ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The amount of chemical coagulant added for treatment of polluted water __________ with increase in temperature of the polluted water to be treated. Remains constant May increase or decrease ; depends on the chemical characteristics of polluted water Decreases Increases Remains constant May increase or decrease ; depends on the chemical characteristics of polluted water Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A standard test for determination of hardness in water is termed as __________ test. Total count Electometric Presumptive EDTA Total count Electometric Presumptive EDTA ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level heard at a distance of about 100 metres from a jet engine with after burner is about __________ decibels. 140 200 120 170 140 200 120 170 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Solid content in most of the domestic sewage is about __________ percent. 10 0.001 0.1 5 10 0.001 0.1 5 ANSWER DOWNLOAD EXAMIANS APP
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