Environmental Engineering The characteristics of fresh and septic sewage respectively are Both alkaline Both acidic Alkaline and acidic Acidic and alkaline Both alkaline Both acidic Alkaline and acidic Acidic and alkaline ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The minimum and maximum diameters of sewers shall preferably be 60 cm and 300 cm 30 cm and 450 cm 15 cm and 300 cm 15 cm and 100 cm 60 cm and 300 cm 30 cm and 450 cm 15 cm and 300 cm 15 cm and 100 cm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The effective size of sand particles used in slow sand filters is 0.25 to 0.35 mm 0.60 to 1.00 mm 0.35 to 0.60 mm 1.00 to 1.80 mm 0.25 to 0.35 mm 0.60 to 1.00 mm 0.35 to 0.60 mm 1.00 to 1.80 mm ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Laying of sewers is usually done with the help of Sight rails and boning rods A plane table A Theodolite A compass Sight rails and boning rods A plane table A Theodolite A compass ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering The design discharge for the combined sewer system shall be taken as Rainfall + 2 DWF Equal to rainfall Rainfall + DWF Rainfall + 6 DWF Rainfall + 2 DWF Equal to rainfall Rainfall + DWF Rainfall + 6 DWF ANSWER DOWNLOAD EXAMIANS APP
Environmental Engineering Disinfection efficiency is Increased at higher pH value of water Unaffected by pH value of water Highest at pH value equal to 7 Reduced at higher pH value of water Increased at higher pH value of water Unaffected by pH value of water Highest at pH value equal to 7 Reduced at higher pH value of water ANSWER DOWNLOAD EXAMIANS APP