Environmental Engineering in CE Maximum permissible turbidity in potable water is __________ ppm. 1 250 1000 10 1 250 1000 10 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Average human body contains about __________ percent water by weight. 20 40 70 85 20 40 70 85 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE The effect of increase in carbon dioxide level of the atmosphere and its profound effect on our climate is called the Catalytic conversion Global warming Green house effect Both B and C Catalytic conversion Global warming Green house effect Both B and C ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following gases is having the widest explosion limit (about 2 to 81% gas in gas-air mixture), rendering it the property of the most explosive gas? Carbon monoxide Acetylene Ammonia Hydrogen Carbon monoxide Acetylene Ammonia Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE In sewage treatment, the detention period allowed for oxidation ponds ranges from __________ weeks. 1 to 2 9 to 10 4 to 5 15 to 20 1 to 2 9 to 10 4 to 5 15 to 20 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering in CE Which of the following is the common pollutant emitted from metallurgical smelters, thermal power plant and cement plants? SO₂ F Hg NOx SO₂ F Hg NOx ANSWER DOWNLOAD EXAMIANS APP