Waste Water Engineering ‘Cowl’ is provided at First step in manhole Upper end of the manhole Upper end of ventilating column Lower end of ventilating column First step in manhole Upper end of the manhole Upper end of ventilating column Lower end of ventilating column ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewage is pumped up From low lying areas From basements All listed here From flat areas From low lying areas From basements All listed here From flat areas ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 5 minutes 1 minute 2 minutes 3 minutes 5 minutes 1 minute 2 minutes 3 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In sewers the highest non-scouring velocity is achieved in Cast iron sewers Stone ware sewers Glazed bricks sewers Cement concrete sewers Cast iron sewers Stone ware sewers Glazed bricks sewers Cement concrete sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Ventilating shafts are provided to a sewer line at every 300 m 100 m 150 m 200 m 300 m 100 m 150 m 200 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering 5 days-biochemical oxygen demand (BOD5) is taken at a temperature of 25°C 0°C 20°C 15°C 25°C 0°C 20°C 15°C ANSWER DOWNLOAD EXAMIANS APP