Environmental Engineering in CE The function of skimming tank in sewage treatment is to remove __________ substances. Dissolved solid Gritty & inorganic Suspended solid Oil & fatty Dissolved solid Gritty & inorganic Suspended solid Oil & fatty ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a secondary air pollutant? Sulphur dioxide Photochemical smog All of these Ozone Sulphur dioxide Photochemical smog All of these Ozone ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Water filtration rate in a rapid sand filter ranges from __________ kilolitres/m²/hr. 3 to 6 0.1 to 1 10 to 15 15 to 20 3 to 6 0.1 to 1 10 to 15 15 to 20 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Main pollutant present in automobile exhaust is CO₂ NO Hydrocarbons CO CO₂ NO Hydrocarbons CO ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE BOD of raw municipal sewage may be in the range of about __________ mg/litre. 1-2 5-10 150-300 2000-3000 1-2 5-10 150-300 2000-3000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The lowest layer of atmosphere is known as the Ionosphere Stratosphere Troposphere None of these Ionosphere Stratosphere Troposphere None of these ANSWER DOWNLOAD EXAMIANS APP
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