Environmental Engineering in CE TLV of ammonia, nitrogen dioxide and phenol vapor in air is __________ ppm. 1000 2000 100 5 1000 2000 100 5 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pollution by particulate matter emission in the atmosphere does not take place during metal Grinding Machining Polishing Cutting Grinding Machining Polishing Cutting ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ is removed from water by lime-soda process. Temporary hardness Permanent hardness Iron and manganese Foul smell and taste Temporary hardness Permanent hardness Iron and manganese Foul smell and taste ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Color test of water is done with an instrument called Turbidimeter Colorimeter Tintometer Electro-chemical cell Turbidimeter Colorimeter Tintometer Electro-chemical cell ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Polluted water having low BOD are most economically treated in Sedimentation tanks Clarifier Sludge digester Oxidation ponds Sedimentation tanks Clarifier Sludge digester Oxidation ponds ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE When the concentration of SO₂ in air is greater than __________ ppm, it gives a pungent smell. 4 1 0.1 0.01 4 1 0.1 0.01 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS