Waste Water Engineering If the diameter of a sewer is 150 mm, the gradient required for generating self cleansing velocity, is None of these 1 in 60 1 in 120 1 in 100 None of these 1 in 60 1 in 120 1 in 100 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewers Must be of adequate size to avoid over flow All listed here Must be laid at least 2 to 3 m deep to collect /water from the basements Must flow under gravity ½ to ¾ full Must be of adequate size to avoid over flow All listed here Must be laid at least 2 to 3 m deep to collect /water from the basements Must flow under gravity ½ to ¾ full ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of man holes along a straight portion of a sewer is 300 m, the diameter of the sewer may be 0.9 cm > 1.5 m 1.2 m 1.5 m 0.9 cm > 1.5 m 1.2 m 1.5 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The dimensions of a rectangular settling tank are: length 24 m, width 6 m and depth 3 m. If 2 hour detention period for tanks is recommended, the rate of flow of sewage per hour, is 208 cu.m 216 cu.m 212 cu.m 204 cu.m 208 cu.m 216 cu.m 212 cu.m 204 cu.m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Are available in size Stoneware sewers 20 cm 10 cm All of these 15 cm 20 cm 10 cm All of these 15 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In a grit chamber of a sewage treatment plant, Flow velocity 0.15 m to 0.3 m/sec is kept One minute of detention period is kept Depth of 0.9 m to 1.20 m is kept All of these Flow velocity 0.15 m to 0.3 m/sec is kept One minute of detention period is kept Depth of 0.9 m to 1.20 m is kept All of these ANSWER DOWNLOAD EXAMIANS APP