Environmental Engineering in CE Ethanolamine is an absorbant used for the removal of __________ from air/gas. HF H₂S Both B & C SO₂ HF H₂S Both B & C SO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Methyl iso-cynate (MIC) gas (TLV <1 ppm), which caused Bhopal gas tragedy in 1984 falls under the category of __________ toxic gas. Highly Extremely Very extremely Moderately Highly Extremely Very extremely Moderately ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In a sedimentation tank, the detention period for water ranges from __________ hours. 8 to 12 24 to 32 16 to 20 2 to 4 8 to 12 24 to 32 16 to 20 2 to 4 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The progressive warming up of the earth's surface is mainly due to the Blanketing effect of CO₂ in the atmosphere Automobile exhaust De-forestation Thickening of ozone layer Blanketing effect of CO₂ in the atmosphere Automobile exhaust De-forestation Thickening of ozone layer ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A shallow pond in which the sewage is retained and biologically treated is called Oxidation Lagoon Imhoff tank Skimming tank Oxidation Lagoon Imhoff tank Skimming tank ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Photochemical smog is formed from automobile exhaust All of these Is harmful for crops and trees also besides causing eye irritation & asthma Appears only on sunny days By reaction of hydrocarbon & nitric oxide in presence of sunlight All of these Is harmful for crops and trees also besides causing eye irritation & asthma Appears only on sunny days By reaction of hydrocarbon & nitric oxide in presence of sunlight ANSWER DOWNLOAD EXAMIANS APP
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