Environmental Engineering in CE The most commonly used chemical coagulant in water treatment is Alum Ferrous sulphate Hydrazine Lime Alum Ferrous sulphate Hydrazine Lime ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Color test of water is done with an instrument called Turbidimeter Tintometer Electro-chemical cell Colorimeter Turbidimeter Tintometer Electro-chemical cell Colorimeter ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World's worst radioactive pollution was caused by nuclear reactor disaster which occured in Moscow (U.S.S.R.) Arizona (U.S.A.) Chernobyl (undivided U.S.S.R.) Pensylvania (U.S.A.) Moscow (U.S.S.R.) Arizona (U.S.A.) Chernobyl (undivided U.S.S.R.) Pensylvania (U.S.A.) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE A considerable part of the harmful ultraviolet radiation of the sum does not reach the earth surface, because of the fact that, there is a layer of __________ high above earth's atmosphere, which absorbs it. Ozone None of these Carbon dioxide Hydrogen Ozone None of these Carbon dioxide Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Out of the following, TLV of __________ is maximum (about 500 ppm). Acetaldehyde Toluene Carbon disulphide Carbon dioxide Acetaldehyde Toluene Carbon disulphide Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smog is not formed due to the presence of __________ in the atmosphere. NOx SO₂ Any of these CO₂ NOx SO₂ Any of these CO₂ ANSWER DOWNLOAD EXAMIANS APP
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