Environmental Engineering in CE Which of the following is not an air pollutant? Carcinogens Pesticides Ozone Metallic powders Carcinogens Pesticides Ozone Metallic powders 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 = 15 - 0.0035h t = 15 - 0.0065h t = 0.0035h -15 t = 15 + 0.0065h t = 15 - 0.0035h t = 15 - 0.0065h t = 0.0035h -15 t = 15 + 0.0065h ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The permissible color for domestic water supply is __________ ppm. 1 100 20 1000 1 100 20 1000 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Cleaning is done by(i) Scraping and removal in filters slow sand(ii) Back washing in slow sand filters(iii) Scraping and removal in filters rapid sand(iv) Back washing in rapid sand filtersThe correct answer is (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (ii) (ii) and (iv) (ii) and (iii) (i) and (iv) (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Presence of carbon monoxide in atmosphere produced by decomposition of chlorophyl and haemoglobin breakdown of some animals, beyond TLV (>50 ppm) Causes asphyxia Acts as a green house gas thereby raising earth's temperature Inhances the green house effect Causes increase in sea level Causes asphyxia Acts as a green house gas thereby raising earth's temperature Inhances the green house effect Causes increase in sea level ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The type of bacteria which is active in trickling filter during biological treatment of sewage is the __________ bacteria. Anaerobic Parasitic Saphrophytic Aerobic Anaerobic Parasitic Saphrophytic Aerobic ANSWER DOWNLOAD EXAMIANS APP
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