Waste Water Engineering If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is 1 in 100 1 in 120 None of these 1 in 60 1 in 100 1 in 120 None of these 1 in 60 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Boussinesq’s equation for ascertaining unit pressure at a depth on sewers due to traffic loads, is pt = 3H3p/2 Z5 pt = 2H3p/3 Z5 pt = 2H3p/3 Z5 pt = 3H3p/2 Z5 pt = 3H3p/2 Z5 pt = 2H3p/3 Z5 pt = 2H3p/3 Z5 pt = 3H3p/2 Z5 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Sewer pipes need be checked for Both A and B Maximum flow None of these Minimum flow Both A and B Maximum flow None of these Minimum flow ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following statements regarding septic tanks is wrong? The outlet invert level is kept 5 to 7.5 cm below the inlet invert level 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 depth of tank is kept equal to its width The outlet invert level is kept 5 to 7.5 cm below the inlet invert level 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 depth of tank is kept equal to its width ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The standard B.O.D. of water is taken for 2 days 3 days 1 day 5 days 2 days 3 days 1 day 5 days ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of Recovery Active decomposition Cleaner water Degradation Recovery Active decomposition Cleaner water Degradation ANSWER DOWNLOAD EXAMIANS APP
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