51. In a sludge tank, the gas mainly produced, is
52. A five day B.O.D. at 15°C of the sewage of a town is 100 kg/day. If the 5 day B.O.D. per head at 15°C for standard sewage is 0.1 kg/day, the population equivalent is
53. The gas which may cause explosion in sewers, is
54. Sludge banks are formed if sewage is disposed of in
55. The rate of accumulation of sludge in septic tanks is recommended as
56. In SI units the power of sound is represented in
57. Disposal to sewage in large cities, is done in
58. A well oxidized sewage contains nitrogen mainly as
59. The settlement of a particle in sedimentation tank, is affected by
60. Skimming tanks are
Read More Section(Waste Water Engineering)
Each Section contains maximum 100 MCQs question on Waste Water Engineering. To get more questions visit other sections.