Waste Water Engineering ‘Cowl’ is provided at Lower end of ventilating column 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 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars for perforations in coarse screens used for the treatment of sewage, is 50 mm 30 mm 20 mm 40 mm 50 mm 30 mm 20 mm 40 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For efficient working of a sewer, it must be ensured that Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Both (A) and (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) Minimum velocity of 0.45 m/sec, is maintained at its minimum flow Both (A) and (B) A maximum velocity of 0.90 m/sec, is maintained at its maximum flow Neither (A) nor (B) ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering House connections to the laterals is generally made by P.C.C. Cast iron R.C.C. Glazed stonewares P.C.C. Cast iron R.C.C. Glazed stonewares ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In primary sedimentation, the 0.2 mm inorganic solids get separated if specific gravity is 2.65 2.55 2.5 2.25 2.65 2.55 2.5 2.25 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The ratio of maximum sewage flow to average sewage flow for trunk mains having diameters more than 1.25 m, is 4 2 1.5 3 4 2 1.5 3 ANSWER DOWNLOAD EXAMIANS APP