Environmental Engineering in CE Shouting by a man at his full voice corresponds to a voice level of about __________ decibels. 80 120 50 25 80 120 50 25 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following sources is responsible for maximum air pollution? Automobiles exhaust Photochemical oxidation of organic matter Forest fire Industrial chimney exhaust Automobiles exhaust Photochemical oxidation of organic matter Forest fire Industrial chimney exhaust ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The principal gas evolved from sludge digestion tank is N₂ CO₂ CO CH₄ N₂ CO₂ CO CH₄ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Reingleman chart No. 2 corresponds to __________ percent black smoke. 80 40 20 10 80 40 20 10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Removal of __________ results from the disinfection of water. Turbidity Hardness Odour Bacteria Turbidity Hardness Odour Bacteria ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Persons working in cement plants and limestone quarries are more prone to disease like Silicosis Flourosis (bone disease) Asthma Cancer Silicosis Flourosis (bone disease) Asthma Cancer ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS