Hamad Waste Water Engineering 30/06/2021 A. d/D = ½ (1 – – B. a/A C. r/R = [1 – D. All the above Related Mcqs: The asbestos cement sewers are_________________?A. Light in weight B. Not structurally strong to bear large compressive stress C. Susceptible to corrosion by sulphuric acid D. All the above... The rate of accumulation of sludge in septic tanks is recommended as____________________?A. 30 litres/person/year B. 25 litres/person/year C. 30 litres/person/month D. 25 litres/person/month... The screens are fixed___________________?A. Perpendicular to the direction of flow B. Parallel to the direction of flow C. At an angle 30° to 60° to the direction of flow D. None of these... The digested sludge from septic tanks, is removed after a maximum period of__________________?A. 3 years B. 3.5 years C. 4 years D. 5 years... For a peak discharge of 0.0157 cumec, with a velocity of 0.9 m/sec, the diameter of the sewer main, is________________?A. 10 cm B. 12 cm C. 15 cm D. 18 cm...
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