Environmental Engineering in CE TLV of lead for public sewer/waste water is about __________ ppm. 25 150 1 650 25 150 1 650 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pick out the one which is not a chemical coagulant. Ferrous sulphate Hydrated lime Aluminium sulphate Chloramine Ferrous sulphate Hydrated lime Aluminium sulphate Chloramine ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In water treatment, alum[Al2(SO₄)3] is used for the process of Filtration Coagulation Disinfection Sedimentation Filtration Coagulation Disinfection Sedimentation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Suspended solid present in the waste water generated in blast furnace gas cooling and cleaning plant is removed by Biological oxygen pond Lagoons Radial settling tank (thickener) using coagulant (lime & ferrous sulphate) Filtration Biological oxygen pond Lagoons Radial settling tank (thickener) using coagulant (lime & ferrous sulphate) Filtration ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE TLV of ozone (O₃) and phosgene (COCl₂) in air is __________ ppm. 100 1000 0.1 25 100 1000 0.1 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most efficient dust removal equipment for removal of sub-micronic dust particles from blast furnace gas? Gravity settling chamber Hydrocyclone Electrostatic precipitator Packed scrubber Gravity settling chamber Hydrocyclone Electrostatic precipitator Packed scrubber ANSWER DOWNLOAD EXAMIANS APP
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