Environmental Engineering in CE Which of the following pollutants is absent in the emissions from a fertiliser plant ? NO₂ NH₃ SO₂ & SO₃ CO NO₂ NH₃ SO₂ & SO₃ CO ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Dose of chlorine for disinfection of water is about __________ mg/litre of water. 0.1 0.3 1 0.01 0.1 0.3 1 0.01 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise emitted by a ventilation fan at a distance of 3 metres is about __________ decibels. 85 125 145 105 85 125 145 105 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible limit of mercury in human blood is __________ micrograms/100 c.c. 19 1 82 7 19 1 82 7 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most practical and economical method for removal of suspended solid matter from polluted water? Skimming off Chlorination Sedimentation Biological oxidation Skimming off Chlorination Sedimentation Biological oxidation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise level heard inside a bus in busy city traffic or inside a sub-way train corresponds to about __________ decibels. 75 95 140 120 75 95 140 120 ANSWER DOWNLOAD EXAMIANS APP
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