Environmental Engineering The overflow rate for plain sedimentation tanks is about 1250 to 1500 liters/hour/m² 500 to 750 liters/hour/ m² 1500 to 2000 liters/hour/m² 1000 to 1250 liters/hour/ m² 1250 to 1500 liters/hour/m² 500 to 750 liters/hour/ m² 1500 to 2000 liters/hour/m² 1000 to 1250 liters/hour/ m² ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The layout of distribution system in which water flows towards the outer periphery is Ring system Grid iron system Dead end system Radial system Ring system Grid iron system Dead end system Radial system ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Standard BOD is measured at 20°C - 5 day 20°C - 1 day 30°C - 5 day 25°C - 3 day 20°C - 5 day 20°C - 1 day 30°C - 5 day 25°C - 3 day ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Alum as a coagulant is found to be most effective when pH range of water is 8 to 10 6 to 8 4 to 6 2 to 4 8 to 10 6 to 8 4 to 6 2 to 4 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The means of access for inspection and cleaning of sewer line is known as Inlet Manhole Catch basin Drop manhole Inlet Manhole Catch basin Drop manhole ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The most common cause of acidity in water is Carbon dioxide Hydrogen Nitrogen Oxygen Carbon dioxide Hydrogen Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP