Environmental Engineering in CE Ethanolamine is an absorbant used for the removal of __________ from air/gas. H₂S Both B & C HF SO₂ H₂S Both B & C HF SO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reingleman chart is used for the evaluation of __________ pollution. Air Water Noise Radioactive Air Water Noise Radioactive ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following radioactive wastes emits all α, β & γ rays and hence is the most hazardous of all radioactive emitters? I-131 Sr-90 Au-198 Ra-226 I-131 Sr-90 Au-198 Ra-226 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Beyond what concentration of H₂S in air, acute danger to human life exists? 300 ppm 100 ppm 50 ppm 700 ppm 300 ppm 100 ppm 50 ppm 700 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Replenishment of dissolved oxygen in water stream polluted with industrial waste occurs by Neither A nor B Natural aeration of water stream Both A & B Photosynthetic action of algae Neither A nor B Natural aeration of water stream Both A & B Photosynthetic action of algae ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ content of the phosphate rock is the pollutant of primary interest in a phos-phatic fertiliser plant. Fluorine Calcium Phosphorous Sulphur Fluorine Calcium Phosphorous Sulphur ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS