Waste Water Engineering The settlement velocity of a solid (diameter 0.5 mm, specific gravity 1.75) in water having temperature 10°C, is 500 cm/sec 213.5 cm/sec 313.5 cm/sec 413.5 cm/sec 500 cm/sec 213.5 cm/sec 313.5 cm/sec 413.5 cm/sec ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal values of over flow rates for sedimentation tanks using coagulant, ranges between 50,000 to 60,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The discharge per unit plan area of a sedimentation tank, is generally called Over flow velocity Surface loading Over flow rate All of these Over flow velocity Surface loading Over flow rate All of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The drop man holes are generally provided in sewers for Industrial areas Large town ships Hilly town ships Cities in plains Industrial areas Large town ships Hilly town ships Cities in plains ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment in septic tanks is due to Anaerobic decomposition None of these Parasitic decomposition Aerobic decomposition Anaerobic decomposition None of these Parasitic decomposition Aerobic decomposition ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is 50 cm 20 cm 25 cm 40 cm 50 cm 20 cm 25 cm 40 cm ANSWER DOWNLOAD EXAMIANS APP