Environmental Engineering in CE The principal gas evolved from sludge digestion tank is CO CO₂ CH₄ N₂ CO CO₂ CH₄ N₂ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following fine dust removal equipments is the most efficient? Scrubber Electrostatic precipitator Cyclone separator Bag filter Scrubber Electrostatic precipitator Cyclone separator Bag filter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The lowest layer of atmosphere is known as the Stratosphere Ionosphere Troposphere None of these Stratosphere Ionosphere Troposphere None of these ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Average human body contains about __________ percent water by weight. 20 40 85 70 20 40 85 70 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE If the coli form bacteria is present in a sample of water, then the coli-form test to be conducted is(i) Presumptive coli-form test(ii) Confirmed coli-form test(iii) Completed coli-form test Both (i) and (iii) Both (i) and (ii) All (i), (ii) and (iii) Only (i) Both (i) and (iii) Both (i) and (ii) All (i), (ii) and (iii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The maximum permissible noise level to which a man working in a chemical plant can be exposed for eight hours per day is about __________ decibels. 90 120 105 60 90 120 105 60 ANSWER DOWNLOAD EXAMIANS APP
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