Environmental Engineering in CE In a sedimentation tank, the detention period for water ranges from __________ hours. 8 to 12 16 to 20 24 to 32 2 to 4 8 to 12 16 to 20 24 to 32 2 to 4 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from iron & steel industry is CO₂, H₂S & NO₂ CO, CO₂ & SO₂ SO₃, NO₂ & CO₂ H₂S, NO & SO₃ CO₂, H₂S & NO₂ CO, CO₂ & SO₂ SO₃, NO₂ & CO₂ H₂S, NO & SO₃ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Dust collection efficiency of a cyclone separator depends upon its Diameter Overall height Inlet gas velocity All of these Diameter Overall height Inlet gas velocity All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Lead exhausted in the atmosphere by automobiles using leaded petrol (i.e. tetraethyl lead for improving octane number) is a lethal air pollutant which causes Paralysis of muscles & loss of appetite Nervous depression Gastritis & diarrhea All of these Paralysis of muscles & loss of appetite Nervous depression Gastritis & diarrhea All of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Biological oxidation ponds remove organic matters present in the polluted water by Using the activities of bacteria and other micro organisms Neither A nor B Both A & B Aerobic oxidation Using the activities of bacteria and other micro organisms Neither A nor B Both A & B Aerobic oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutants released from petroleum refineries is CO, SO₂ & H₂S CO₂, NO & SO₃ SO₃, NO₂ & CO₂ CO₂, H₂S & NO₂ CO, SO₂ & H₂S CO₂, NO & SO₃ SO₃, NO₂ & CO₂ CO₂, H₂S & NO₂ ANSWER DOWNLOAD EXAMIANS APP
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