Waste Water Engineering If the peak discharge of a storm water drain (S.W. Drain) is expected to exceed 150 cumecs, the free board to be provided, is 50 cm 90 cm 80 cm 100 cm 50 cm 90 cm 80 cm 100 cm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 15 cumecs, the depth d and width are related by For drains up to d = 0.5 B B = 0.2 d B = 0.5 d d = 0.2 B d = 0.5 B B = 0.2 d B = 0.5 d d = 0.2 B ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The screens are fixed None of these Parallel to the direction of flow Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow None of these Parallel to the direction of flow Perpendicular to the direction of flow At an angle 30° to 60° to the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage treatment in septic tanks is due to Aerobic decomposition Anaerobic decomposition None of these Parasitic decomposition Aerobic decomposition Anaerobic decomposition None of these Parasitic decomposition ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The reduced levels of the string at the consecutive sight rails A and B are 203.575 m, 203.475 m respectively. If the difference of their R.D.s is 10 m, the gradient of the sewer line is 1 in 100 upward 1 in 503 upward 1 in 500 upward 1 in 100 downward 1 in 100 upward 1 in 503 upward 1 in 500 upward 1 in 100 downward ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Primary treatment of sewage consists of removal of Sand and girt Oil and grease Floating materials Large suspended organic solids Sand and girt Oil and grease Floating materials Large suspended organic solids ANSWER DOWNLOAD EXAMIANS APP