Waste Water Engineering The spacing of man holes along a straight portion of a sewer is 300 m, the diameter of the sewer may be > 1.5 m 0.9 cm 1.5 m 1.2 m > 1.5 m 0.9 cm 1.5 m 1.2 m ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Design period of 40 to 50 years is adopted for Trunk sewers Main sewers All listed here Branch sewers Trunk sewers Main sewers All listed here Branch sewers ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The intensity of rain is expressed in cm/day cm/minute None of these cm/hour cm/day cm/minute None of these cm/hour ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In trickling filter, B.O.D. is reduced to 60 to 80% 80 to 90% 30 to 40% 40 to 60% 60 to 80% 80 to 90% 30 to 40% 40 to 60% ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The minimum width of septic level is 90 cm The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The depth of tank is kept equal to its width A gap of 7.5 cm between the bottom of the covering slab and the top level of scum is provided The minimum width of septic level is 90 cm The outlet invert level is kept 5 to 7.5 cm below the inlet invert level The depth of tank is kept equal to its width ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During preliminary treatment of a sewage Floating materials are removed by screening Girt and sand are removed by girt chambers Oil and grease are removed from skimming tanks All listed here Floating materials are removed by screening Girt and sand are removed by girt chambers Oil and grease are removed from skimming tanks All listed here ANSWER DOWNLOAD EXAMIANS APP
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