Environmental Engineering in CE Permissible safe limit (TLV) of __________ toxic gas is 100-1000 parts per million (ppm). Highly Moderately Very extremely Extremely Highly Moderately Very extremely Extremely ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following pollutants is not emitted during volcanic eruptions? CO SO₂ H₂S Hydrocarbons CO SO₂ H₂S Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of NO₂ & NO exposure for the human being is 5 & 25 ppm respectively. Prolonged exposure of human being to NO₂ causes Skin disorder Cancer Bone disease Bronchitis Skin disorder Cancer Bone disease Bronchitis ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Beyond what concentration of H₂S in air, acute danger to human life exists? 50 ppm 700 ppm 300 ppm 100 ppm 50 ppm 700 ppm 300 ppm 100 ppm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE COD of raw municipal sewage may be in the range of about __________ mg/litre. 1-2 1500-2500 90-120 5-10 1-2 1500-2500 90-120 5-10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is an adsorbant used for the removal of SO₂ from gas/air? Silica gel Bog iron Limestone powder or alkalised alumina Active carbon Silica gel Bog iron Limestone powder or alkalised alumina Active carbon ANSWER DOWNLOAD EXAMIANS APP