Waste Water Engineering For house drainage minimum gradient is 1 in 400 1 in 60 1 in 80 1 in 10 1 in 400 1 in 60 1 in 80 1 in 10 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For a continuous flow type of sedimentation tanks Width of the tank is normally kept about 6 m Maximum horizontal flow velocity is limited to 0.3 m/minute All listed here Length of the tank is normally kept 4 to 5 times the width Width of the tank is normally kept about 6 m Maximum horizontal flow velocity is limited to 0.3 m/minute All listed here Length of the tank is normally kept 4 to 5 times the width ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The normal value of over flow rates for plain primary sedimentation tanks, ranges between 40,000 to 50,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day 40,000 to 50,000 litres/sqm/day 80,000 to 100,000 litres/sqm/day 50,000 to 60,000 litres/sqm/day 25,000 to 35,000 litres/sqm/day ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Hydraulic mean radius is Mean radius of sewer Cross-sectional area/wetted perimeter Difference in heads between two points in circular pipes Mean of radii in a pipe line of varying cross -sections Mean radius of sewer Cross-sectional area/wetted perimeter Difference in heads between two points in circular pipes Mean of radii in a pipe line of varying cross -sections ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Design period of 40 to 50 years is adopted for Branch sewers All listed here Main sewers Trunk sewers Branch sewers All listed here Main sewers Trunk sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Stone ware pipes are Highly resistant to sulphide corrosion Hydraulically efficient because of their smooth interior surface Highly impervious Especially suited to pressure pipes Highly resistant to sulphide corrosion Hydraulically efficient because of their smooth interior surface Highly impervious Especially suited to pressure pipes ANSWER DOWNLOAD EXAMIANS APP