Waste Water Engineering The sewers All listed here 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 Must flow under gravity ½ to ¾ full All listed here 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 Must flow under gravity ½ to ¾ full ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Dried sewage after treatment is used as Chemical for lowering B.O.D. Fertilizer Base material for paints Building material Chemical for lowering B.O.D. Fertilizer Base material for paints Building material ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers designed with self cleansing velocity, Neither silting nor scouring occurs at the bottom Both silting and scouring occur at the bottom The bottom is scoured The bottom is silted Neither silting nor scouring occurs at the bottom Both silting and scouring occur at the bottom The bottom is scoured The bottom is silted ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During purification process of sewage the gas given off, is Carbon dioxide All listed here Hydrogen Ammonia Carbon dioxide All listed here Hydrogen Ammonia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the pH value of sewage is 7 None of these It is acidic It is alkaline It is neutral None of these It is acidic It is alkaline It is neutral ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Drop manholes at the junctions of sewer lines, are provided if Sewer line runs along a main road Two sewer lines intersect Ordinary manhole cannot be built Invert level of a branch sewer is more than 60 cm that of the main sewer Sewer line runs along a main road Two sewer lines intersect Ordinary manhole cannot be built Invert level of a branch sewer is more than 60 cm that of the main sewer ANSWER DOWNLOAD EXAMIANS APP