Waste Water Engineering For efficient working of a sewer, it must be ensured that Neither (A) nor (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Both (A) and (B) Neither (A) nor (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Horse shoe shaped Egg shaped Parabolic shaped Circular shaped Horse shoe shaped Egg shaped Parabolic shaped Circular shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewer which collects the discharge from a collecting system and delivers it to a treatment plant, is known Branch sewer House sewer Sewer outfall Lateral sewer Branch sewer House sewer Sewer outfall Lateral sewer ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Lead acetate test in sewer manhole is done to test the presence of Diesel vapours Hydrogen sulphide Methane gas Carbondioxide gas Diesel vapours Hydrogen sulphide Methane gas Carbondioxide gas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewers All listed here Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements Must be of adequate size to avoid over flow All listed here Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements Must be of adequate size to avoid over flow ANSWER DOWNLOAD EXAMIANS APP