Waste Water Engineering The angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is 25 cm 20 cm 50 cm 40 cm 25 cm 20 cm 50 cm 40 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers designed with self cleansing velocity, The bottom is scoured Both silting and scouring occur at the bottom Neither silting nor scouring occurs at the bottom The bottom is silted The bottom is scoured Both silting and scouring occur at the bottom Neither silting nor scouring occurs at the bottom The bottom is silted ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The detention time (t) of a settling tank, may be defined as the time required for A particle to travel from top surface to bottom sludge zone None of these A particle to travel along its length The flow of sewage to fill the tank A particle to travel from top surface to bottom sludge zone None of these A particle to travel along its length The flow of sewage to fill the tank ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Water content of sewage is about 0.999 0.99 0.95 0.9 0.999 0.99 0.95 0.9 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering You are asked to design sewer pipes of diameters 0.4 m to 0.9 m at maximum flow, you will assume the sewer flow running at Full depth Half full Two third full Three fourth full Full depth Half full Two third full Three fourth full 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 All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute Length of the tank is normally kept 4 to 5 times the width Width of the tank is normally kept about 6 m All listed here Maximum horizontal flow velocity is limited to 0.3 m/minute Length of the tank is normally kept 4 to 5 times the width ANSWER DOWNLOAD EXAMIANS APP
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