Waste Water Engineering Mcqs


Q.  Rate of flow of sewage is generally assumed__________________?

a. More than the rate of water supply
b. Equal to the rate of water supply
c. Less than the rate of water supply
d. At 150 litres per capita


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  The sewage discharge in a detritus tank of a treatment plant is 576 litres/sec with flow velocity of 0.2 m/sec. If the ratio of width to depth is 2, the depth is____________________?
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MCQs:  Fresh sewage may become stale in_________________?
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MCQs:  The standard B.O.D. of water is taken for_________________?
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MCQs:  The gradient of sewers depends upon_________________?
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MCQs:  Removal of oil and grease from sewage, is known____________________?
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MCQs:  The ratio of minimum hourly flow to the average flow of sewage is_________________?
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MCQs:  The coagulant widely used for sewage treatment, is_________________?
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MCQs:  For the survival of fish in a river stream, the minimum dissolved oxygen is prescribed________________?
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MCQs:  In SI units the power of sound is represented in __________________?
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MCQs:  The width of a rectangular sewer is twice its depth while discharging 1.5 m/sec. The width of the sewer is______________?
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MCQs:  For providing an Indian type W.C., the R.C.C. slabs in the toilet portion__________________?
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MCQs:  Flocculated particles do not change their___________________?
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MCQs:  When drainage to sewage ratio is 20, the peak dry weather flow is_______________?
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MCQs:  The non-clog pump which permits solid matter to pass out with the liquid sewage, is________________?
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MCQs:  Which one of the following tests is used for testing sewer pipes ?
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MCQs:  The sewage is pumped up_______________?
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MCQs:  If the diameter of sewer is 225 mm, the gradient required for generating self cleansing velocity, is___________________?
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MCQs:  The sewer pipe which carries sewage from a building for immediate disposal is______________?
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MCQs:  Clogging of sewers, is caused due to_______________?
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MCQs:  In sewage having fully oxidised organic matter, the nitrogen exists in the form of________________?
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