Environmental Engineering in CE The principal gas evolved from sludge digestion tank is CO CO₂ N₂ CH₄ CO CO₂ N₂ CH₄ ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Workers working in __________ industry are most prone to white lung cancer. Asbestos Limestone mining Coal mining Textile Asbestos Limestone mining Coal mining Textile ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Smog is A solid particle e.g. flyash Nothing but black smoke A liquid particle resulting from vapor condensation A combination of smoke and fog A solid particle e.g. flyash Nothing but black smoke A liquid particle resulting from vapor condensation A combination of smoke and fog ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Maximum permissible turbidity in potable water is __________ ppm. 1 1000 10 250 1 1000 10 250 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Sound produced by an automobile horn heard at a distance of 1.5 metres corresponds to about __________ decibels. 120 150 180 90 120 150 180 90 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is a green house gas other than CO₂ ? All of these Chlorofluro carbons (CFC) Methane Nitrous oxide All of these Chlorofluro carbons (CFC) Methane Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
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