Waste Water Engineering If is the diameter of upper circular portion, the overall depth of New Egg shaped sewer section, is 1.350 D 1.625 D 1.250 D 1.425 D 1.350 D 1.625 D 1.250 D 1.425 D ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering With self cleansing velocity in sewers Scouring occurs at bottom Neither silting nor scouring occurs at bottom Silting occurs at bottom Both silting and scouring occur at bottom Scouring occurs at bottom Neither silting nor scouring occurs at bottom Silting occurs at bottom Both silting and scouring occur at bottom ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For sewer mains of 0.5 to 1 m diameter, the ratio of maximum daily sewage flow to the average daily sewage flow is assumed 2 3 2.5 1.5 2 3 2.5 1.5 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 The screens are fixed Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow Parallel to the direction of flow None of these Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow Parallel to the direction of flow None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A circular sewer section is preferred to because It is cheaper in construction It provides maximum hydraulic mean depth It provides maximum area for a given perimeter All listed here It is cheaper in construction It provides maximum hydraulic mean depth It provides maximum area for a given perimeter All listed here ANSWER DOWNLOAD EXAMIANS APP