Environmental Engineering in CE Which of the following is the most major constituents of air pollutants? Hydrogen sulphide Oxides of sulphur Carbon monoxide Oxides of nitrogen Hydrogen sulphide Oxides of sulphur Carbon monoxide Oxides of nitrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Water filtration rate in a rapid sand filter ranges from __________ kilolitres/m²/hr. 0.1 to 1 10 to 15 3 to 6 15 to 20 0.1 to 1 10 to 15 3 to 6 15 to 20 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE __________ is the process of killing organism in water. Sedimentation Sterilisation Coagulation Disinfection Sedimentation Sterilisation Coagulation Disinfection ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Lead exhausted in the atmosphere by automobiles using leaded petrol (i.e. tetraethyl lead for improving octane number) is a lethal air pollutant which causes All of these Paralysis of muscles & loss of appetite Nervous depression Gastritis & diarrhea All of these Paralysis of muscles & loss of appetite Nervous depression Gastritis & diarrhea ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Noise emitted by a ventilation fan at a distance of 3 metres is about __________ decibels. 105 85 145 125 105 85 145 125 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of a certain minimum quantity of flourine is desirable in potable water to prevent Water-borne disease Scale formation Corrosion Dental cavities Water-borne disease Scale formation Corrosion Dental cavities ANSWER DOWNLOAD EXAMIANS APP
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