Environmental Engineering in CE Deaeration of high pressure boiler feed water is done to reduce Its silica content Foaming from boilers Caustic embrittlement Its dissolved oxygen content Its silica content Foaming from boilers Caustic embrittlement Its dissolved oxygen content 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) All (i), (ii) and (iii) Only (i) Both (i) and (ii) Both (i) and (iii) All (i), (ii) and (iii) Only (i) Both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Threshold Limit Value (TLV) is the maximum allowable concentration (i.e. safe limit) of pollutants in air. Safe limit for SO₂ in air is __________ ppm. 500 2000 5 1000 500 2000 5 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fresh sewage is __________ in nature. Highly acidic Acidic Alkaline Neutral Highly acidic Acidic Alkaline Neutral ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Fresh domestic sewage is __________ in color. Grey Black Red Dark brown Grey Black Red Dark brown ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The principal gas evolved from sludge digestion tank is CO₂ CO CH₄ N₂ CO₂ CO CH₄ N₂ ANSWER DOWNLOAD EXAMIANS APP
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