Environmental Engineering in CE Fresh domestic sewage is __________ in color. Dark brown Red Grey Black Dark brown Red Grey Black ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most widely used coagulant for the treatment of turbid water? Sodium aluminate Ferric chloride Alum (aluminium sulphate) Lime Sodium aluminate Ferric chloride Alum (aluminium sulphate) Lime ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Polluted water having low BOD are most economically treated in Oxidation ponds Sludge digester Sedimentation tanks Clarifier Oxidation ponds Sludge digester Sedimentation tanks Clarifier ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The pH value of oxidised sewage is about 7.3 1.8 6.2 13.4 7.3 1.8 6.2 13.4 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smog is not formed due to the presence of __________ in the atmosphere. CO₂ Any of these NOx SO₂ CO₂ Any of these NOx SO₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level inside a jet air liner in normal flight is about __________ decibels. 100 145 80 125 100 145 80 125 ANSWER DOWNLOAD EXAMIANS APP
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