Environmental Engineering in CE Pollution by particulate matter emission in the atmosphere does not take place during metal Machining Grinding Polishing Cutting Machining Grinding Polishing Cutting ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ plant emits large amount of SO₂ as an air pollutant. Nitric acid Sulphuric acid Chloralkali Iron & steel Nitric acid Sulphuric acid Chloralkali Iron & steel ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of non-biodegradable substances, like alkyl benzene sulphonate (ABS) from the detergents in polluted water stream causes Explosion hazards Depletion of dissolved oxygen Fire hazards Persistent foam Explosion hazards Depletion of dissolved oxygen Fire hazards Persistent foam ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold limit value (TLV) i.e., the maximum permissible safe limit of phosgene gas which Hitler used to use to kill his enemies in 'gas chamber' is about __________ ppm. 100-200 100-1000 10-100 100-200 100-1000 10-100 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Water filtration rate in a slow sand filter ranges from __________ litres/m²/hr. 100 to 200 1500 to 2500 10 to 20 4000 to 5000 100 to 200 1500 to 2500 10 to 20 4000 to 5000 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 Bronchitis Bone disease Skin disorder Cancer Bronchitis Bone disease ANSWER DOWNLOAD EXAMIANS APP
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