Environmental Engineering in CE Removal of __________ is accomplished by aeration of water. Dissolved solids None of these Dissolved gases Suspended solids Dissolved solids None of these Dissolved gases Suspended solids ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Dissolved oxygen content in river water is around __________ ppm. 250 100 5 500 250 100 5 500 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not a weightless pollutant? Noise pollution SPM Radioactive rays Thermal pollution Noise pollution SPM Radioactive rays Thermal pollution ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is not an air pollutant? Ozone Metallic powders Carcinogens Pesticides Ozone Metallic powders Carcinogens Pesticides ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The disinfection efficiency of chlorine increases by(i) Decreasing the time of contact(ii) Decreasing the temperature of water(iii) Increasing the temperature of water Both (i) and (iii) Only (i) Both (i) and (ii) Only (iii) Both (i) and (iii) Only (i) Both (i) and (ii) Only (iii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Pollution by particulate matter emission in the atmosphere does not take place during metal Cutting Machining Grinding Polishing Cutting Machining Grinding Polishing ANSWER DOWNLOAD EXAMIANS APP
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