Hamad Waste Water Engineering 23/12/2021 A. Large suspended organic solids B. Oil and grease C. Sand and girt D. Floating materials Related Mcqs: The Chezy’s constant C in the formula V = C_________________?A. Size of the sewer B. Shape of the sewer C. Roughness of sewer surface D. All the above... are available in size Stoneware sewers________________?A. 10 cm B. 15 cm C. 20 cm D. All the above... Which one of the following gases is most significant as air pollutant ?A. Carbondioxide B. Oxygen C. Nitrogen D. Sulphur-dioxide... The effluent of a septic tank is_________________?A. Fit for discharge into any open drain B. Foul and contains dissolved and suspended solids C. As good as that from a complete treatment D. None of these... In sewers the gas generally found, is_________________?A. Hydrogen sulphide (H2S) B. Carbon dioxide (CO2) C. Methane (CH4) D. All the above...
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