Environmental Engineering in CE __________ content of the phosphate rock is the pollutant of primary interest in a phos-phatic fertiliser plant. Calcium Fluorine Phosphorous Sulphur Calcium Fluorine Phosphorous Sulphur ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Shouting by a man at his full voice corresponds to a voice level of about __________ decibels. 120 25 50 80 120 25 50 80 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE World environment day is observed every year on the 5th of July September December June July September December June ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which is the most practical and economical method for removal of suspended solid matter from polluted water? Sedimentation Biological oxidation Chlorination Skimming off Sedimentation Biological oxidation Chlorination Skimming off ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In the context of the chemical process industries, the term BOD is normally associated with the Characterisation of liquid effluents Characterisation of boiler feed water Characterisation of solid wastes Organic concentration in gaseous effluents Characterisation of liquid effluents Characterisation of boiler feed water Characterisation of solid wastes Organic concentration in gaseous effluents ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Tolerable limit of nitrogen oxides in air is __________ ppm. 1 25 5 0.1 1 25 5 0.1 ANSWER DOWNLOAD EXAMIANS APP
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