Environmental Engineering in CE When the concentration of SO₂ in air is greater than __________ ppm, it gives a pungent smell. 1 0.1 4 0.01 1 0.1 4 0.01 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Septic tank is a(i) Settling tank(ii) Digestion tank(iii) Aeration tank (i) and (ii) Only (iii) (i) and (iii) Only (i) (i) and (ii) Only (iii) (i) and (iii) Only (i) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water treatment, alum[Al2(SO₄)3] is used for the process of Coagulation Filtration Sedimentation Disinfection Coagulation Filtration Sedimentation Disinfection ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Oceans act as sinks for atmospheric gases including carbon dioxide whose concentration in the atmosphere is increased by the Rain Vegetation Forestation Green house effect Rain Vegetation Forestation Green house effect 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. 1000 5 2000 500 1000 5 2000 500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Foul odour and bad taste of water is removed by treating with Bleaching powder Alum Activated carbon Copper sulphate Bleaching powder Alum Activated carbon Copper sulphate ANSWER DOWNLOAD EXAMIANS APP