Environmental Engineering in CE Which of the following sources is responsible for maximum air pollution? Photochemical oxidation of organic matter Automobiles exhaust Industrial chimney exhaust Forest fire Photochemical oxidation of organic matter Automobiles exhaust Industrial chimney exhaust Forest fire ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of a certain minimum quantity of flourine is desirable in potable water to prevent Scale formation Water-borne disease Corrosion Dental cavities Scale formation Water-borne disease Corrosion Dental cavities ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Infective bacteria in water is killed by the __________ process. Disinfection None of these Sterilisation Aeration Disinfection None of these Sterilisation Aeration ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Ozone level is generally found to be depleted in India in the month of April July February December April July February December ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In troposphere (the weather domain), the temperature 't' at height 'h' above the spa level in metres is given by (where, temperature at sea level is 15°C and t is in °C.) t = 0.0035h -15 t = 15 - 0.0065h t = 15 - 0.0035h t = 15 + 0.0065h t = 0.0035h -15 t = 15 - 0.0065h t = 15 - 0.0035h t = 15 + 0.0065h ANSWER DOWNLOAD EXAMIANS APP