Waste Water Engineering ‘Cowl’ is provided at Upper end of ventilating column Lower end of ventilating column Upper end of the manhole First step in manhole Upper end of ventilating column Lower end of ventilating column Upper end of the manhole First step in manhole ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention period for plain sedimentation water tanks, is usually 24 to 36 hours 16 to 24 hours 4 to 8 hours 8 to 16 hours 24 to 36 hours 16 to 24 hours 4 to 8 hours 8 to 16 hours ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Egg shaped Circular shaped Horse shoe shaped Parabolic shaped Egg shaped Circular shaped Horse shoe shaped Parabolic shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The arrangement made for passing the sewer line below an obstruction below the hydraulic gradient lines called Sag pipe Inverted syphon all of these Depressed sewer Sag pipe Inverted syphon all of these Depressed sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Inter-distance between ventilation columns in a sewer line is kept 100 m to 150 m 25 to 50 m 150 m to 300 m 50 m to 100 m 100 m to 150 m 25 to 50 m 150 m to 300 m 50 m to 100 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The stone ware sewers Are manufactured from clays and shale After casting are dried and burnt at temperature 150°C, 700°C and 1200°C All listed here Are used for carrying sewage and drainage from houses Are manufactured from clays and shale After casting are dried and burnt at temperature 150°C, 700°C and 1200°C All listed here Are used for carrying sewage and drainage from houses ANSWER DOWNLOAD EXAMIANS APP