Waste Water Engineering Mcqs


Q.  Pick up the correct statement from the following?

a. The maximum rate of storm runoff is called peak drainage discharge
b. Rational method of estimating peak run off, may be used precisely for areas less than 50 hectares
c. The period after which the entire area starts contributing to the runoff, is called the time of concentration
d. All the above


ANSWER: See Answer
 
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MCQs:  A manhole is generally provided at each__________________?
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MCQs:  The design period in years for pumping plants, is___________________?
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MCQs:  The disintegrating pump in which solid matter is broken up before passing out, is__________________?
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MCQs:  Design period of 40 to 50 years is adopted for_________________?
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MCQs:  In very first stage of decomposition of the organic matter in sewage________________?
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MCQs:  The self-cleansing velocity of water flowing through pipe lines, is___________________ ?
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MCQs:  The first stage of neutral process of sludge digestion, is__________________?
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MCQs:  The formula V = (1/n) r2/3____________________?
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MCQs:  The maximum diameter of sewers adopted in the designs is_______________?
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MCQs:  Facultative bacteria survive in_____________________?
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MCQs:  The maximum spacing of manholes specified by Indian standard in sewers upto 0.3 m diameter is____________________?
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MCQs:  The underground sewers are more subjected to________________?
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MCQs:  Ventilating shafts are provided to a sewer line at every__________________?
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MCQs:  Boussinesq’s equation for ascertaining unit pressure at a depth on sewers due to traffic loads, is__________________?
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MCQs:  For trunk sewers more than 1.25 m in diameter, the ratio of the maximum daily sewage flow to the average daily sewage flow is assumed________________?
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MCQs:  If the pH value of sewage is 7__________________?
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MCQs:  The normal values of over flow rates for secondary sedimentation tanks, ranges between__________________?
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MCQs:  The width of a settling tank with 2 hour detention period for treating sewage 378 cu m per hour, is __________________?
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MCQs:  For non-scouring velocity 5 m/sec, the type of sewers generally preferred to, is____________________?
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MCQs:  The ratio of maximum sewage flow to average sewage flow for trunk mains having diameters more than 1.25 m, is____________________?
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