Environmental Engineering in CE Sulphur dioxide present in the industrial chimney exhaust gases causes Corrosion of building materials All of these Reduction in plant's productivity owing to acid rain Respiratory & lung disease Corrosion of building materials All of these Reduction in plant's productivity owing to acid rain Respiratory & lung disease ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The amount of coagulant needed for coagulation of water increases with(i) Increase in turbidity of water(ii) Decrease in turbidity of water(iii) Increase in temperature of water(iv) Decrease in temperature of waterThe correct answer is (ii) and (iv) (i)and(iv) (i) and (ii) (ii) and (iii) (ii) and (iv) (i)and(iv) (i) and (ii) (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a practical method of low level radioactive waste disposal? Filling in steel crates and shooting it off out of earth Discharging to atmosphere through tall stacks after dilution Disposing off in rivers & oceans Dilution with inert material Filling in steel crates and shooting it off out of earth Discharging to atmosphere through tall stacks after dilution Disposing off in rivers & oceans Dilution with inert material ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High concentration of carcinogenic hydrocarbon pollutants in atmospheric air causes Reduced crop yield Respiratory disease (e.g., asthma) Cancer Silicosis Reduced crop yield Respiratory disease (e.g., asthma) Cancer Silicosis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following acts as a natural source of air pollution? Forest fire Volcanic eruption Deforestation None of these Forest fire Volcanic eruption Deforestation None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE BOD of raw municipal sewage may be in the range of about __________ mg/litre. 150-300 1-2 5-10 2000-3000 150-300 1-2 5-10 2000-3000 ANSWER DOWNLOAD EXAMIANS APP
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