Waste Water Engineering The drop man holes are generally provided in sewers for Cities in plains Industrial areas Hilly town ships Large town ships Cities in plains Industrial areas Hilly town ships Large town ships ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering If the flame of a miner’s safety lamp in a manhole extinguishes within 5 minutes, the sewer certainly contains Oxygen Carbon dioxide Hydrogen sulphide Methane Oxygen Carbon dioxide Hydrogen sulphide Methane ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering A rain sanitary sewer is constructed to carry Sanitary sewage Surface water Ground water Storm sewage Sanitary sewage Surface water Ground water Storm sewage ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering Which one of the following tests is used for testing sewer pipes? Ball test Water test All of these Mirror test Ball test Water test All of these Mirror test ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering For the COD test of sewage, organic matter is oxidised by K₂Cr₂O₇ in the presence of HNO₃ H₂SO₄ HCl None of these HNO₃ H₂SO₄ HCl None of these ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The sewers Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements Must be of adequate size to avoid over flow All listed here Must flow under gravity ½ to ¾ full Must be laid at least 2 to 3 m deep to collect /water from the basements Must be of adequate size to avoid over flow All listed here ANSWER DOWNLOAD EXAMIANS APP
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