Waste Water Engineering In olden days the type of section adopted in trunk and out fall sewers was Parabolic shaped Circular shaped Egg shaped Horse shoe shaped Parabolic shaped Circular shaped Egg shaped Horse shoe shaped ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The asbestos cement sewers are All of these Not structurally strong to bear large compressive stress Susceptible to corrosion by sulphuric acid Light in weight All of these Not structurally strong to bear large compressive stress Susceptible to corrosion by sulphuric acid Light in weight ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The spacing of bars of perforations of fine screens used for the treatment of sewage, is 8 to 10 mm 5 to 8 mm 2 to 3 mm 3 to 5 mm 8 to 10 mm 5 to 8 mm 2 to 3 mm 3 to 5 mm ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the diameter of sewer is 225 mm, the gradient required for generating self cleansing velocity, is 1 in 60 None of these 1 in 120 1 in 100 1 in 60 None of these 1 in 120 1 in 100 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The rate of accumulation of sludge in septic tanks is recommended as 30 litres/person/month 25 litres/person/month 30 litres/person/year 25 litres/person/year 30 litres/person/month 25 litres/person/month 30 litres/person/year 25 litres/person/year ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering In septic tanks, Free board of 0.3 m may be provided The baffles or tees are extended up to top level of scum All listed here The clear space between the baffle top and covering slab is about 7.5 cm Free board of 0.3 m may be provided The baffles or tees are extended up to top level of scum All listed here The clear space between the baffle top and covering slab is about 7.5 cm ANSWER DOWNLOAD EXAMIANS APP
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