Environmental Engineering For the same solid content, if the quantity of sludge with moisture content of 98% is X, then the quantity of sludge with moisture content of 96% will be X X/4 2X X/2 X X/4 2X X/2 ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The relative stability of a sewage sample, whose dissolved oxygen is same as the total oxygen required to satisfy BOD, is Zero 1 100 Infinite Zero 1 100 Infinite ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The alum, when added as a coagulant in water Decreases pH value of water Does not affect pH value of water Increases pH value of water Does not require alkalinity in water for flocculation Decreases pH value of water Does not affect pH value of water Increases pH value of water Does not require alkalinity in water for flocculation ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Standard BOD is measured at 30°C - 5 day 20°C - 5 day 25°C - 3 day 20°C - 1 day 30°C - 5 day 20°C - 5 day 25°C - 3 day 20°C - 1 day ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The velocity of flow does not depend on Length of sewer Roughness of sewer Grade of sewer Hydraulic mean depth of sewer Length of sewer Roughness of sewer Grade of sewer Hydraulic mean depth of sewer ANSWER DOWNLOAD EXAMIANS APP