Environmental Engineering in CE Solid content in most of the domestic sewage is about __________ percent. 10 0.001 5 0.1 10 0.001 5 0.1 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of volatile compounds like gasoline, oil, alcohol, ether etc. in municipal sewers may cause Corrosion Non biodegradable foam Explosion Undesirable plant growth Corrosion Non biodegradable foam Explosion Undesirable plant growth ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Green house gases blanket/block the infrared radiation from earth's surface to the atmosphere leading to its progressive warming up. Which of the following gases does not exhibit green house effect? CO₂ SO₃ N₂ H₂ CO₂ SO₃ N₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Foaming and priming in boiler operation can be reduced by reduction in __________ in feed water. All of these Color (Hazen) Total solids Turbidity All of these Color (Hazen) Total solids Turbidity ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Out of the following, TLV of __________ is maximum (about 500 ppm). Acetaldehyde Carbon disulphide Carbon dioxide Toluene Acetaldehyde Carbon disulphide Carbon dioxide Toluene ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE High noise levels produced during operation of fans and compressors can be reduced by using Mufflers (silencers) Accoustical absorbent None of these Lagging of noisy duct Mufflers (silencers) Accoustical absorbent None of these Lagging of noisy duct ANSWER DOWNLOAD EXAMIANS APP
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