Environmental Engineering The design discharge for the separate sewer system shall be taken as Equal to dry weather flow (DWF) 6 × DWF 3 × DWF 2 × DWF Equal to dry weather flow (DWF) 6 × DWF 3 × DWF 2 × DWF ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The minimum and maximum diameters of sewers shall preferably be 30 cm and 450 cm 15 cm and 100 cm 60 cm and 300 cm 15 cm and 300 cm 30 cm and 450 cm 15 cm and 100 cm 60 cm and 300 cm 15 cm and 300 cm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The self cleansing velocity for all sewers in India is usually 1.5 m/sec to 2.0 m/sec 1.0 m/sec to 1.2 m/sec 3.0 m/sec to 3.5 m/sec Less than 1.0 m/sec 1.5 m/sec to 2.0 m/sec 1.0 m/sec to 1.2 m/sec 3.0 m/sec to 3.5 m/sec Less than 1.0 m/sec ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The gas from sludge digestion tank is mainly composed of Hydrogen sulphide Nitrogen Carbon dioxide Methane Hydrogen sulphide Nitrogen Carbon dioxide Methane ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The overflow rate for plain sedimentation tanks is about 1000 to 1250 liters/hour/ m² 1250 to 1500 liters/hour/m² 500 to 750 liters/hour/ m² 1500 to 2000 liters/hour/m² 1000 to 1250 liters/hour/ m² 1250 to 1500 liters/hour/m² 500 to 750 liters/hour/ m² 1500 to 2000 liters/hour/m² ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Hardy cross method of analysis of distribution system (i) Involves successive trials (ii) Takes economic aspects into account (iii) Is time consuming Only (i) All are correct (i) and (ii) (i) and (iii) Only (i) All are correct (i) and (ii) (i) and (iii) ANSWER DOWNLOAD EXAMIANS APP