A. 1.39 m
B. 1.49 m
C. 1.59 m
D. 1.69 m
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Related Mcqs:
- You are asked to design sewer pipes of diameters 0.4 m to 0.9 m at maximum flow, you will assume the sewer flow running at___________________?
- A. Full depth B. Half full C. Two third full D. Three fourth full...
- The spacing of man holes along a straight portion of a sewer is 300 m, the diameter of the sewer may be__________________?
- A. 0.9 cm B. 1.2 m C. 1.5 m D. > 1.5 m...
- In Chezy’s formula V = C rs for calculating the velocity of flow in circular sewer of diameter running full, the value of hydraulic mean radius is_______________?
- A. D B. D /2 C. D/3 D. D/4...
- For a peak discharge of 0.0157 cumec, with a velocity of 0.9 m/sec, the diameter of the sewer main, is________________?
- A. 10 cm B. 12 cm C. 15 cm D. 18 cm...
- If D is the diameter of a circular sewer and D’ is the top horizontal diameter of an equivalent egg shaped section, the relationship which holds good, is_______________?
- A. D’ = 0.64 D B. D’ = 0.74 D C. D’ = 0.84 D D. D’ = 0.94 D...
- If the diameter of a sewer is 100 mm, the gradient required for generating self cleansing velocity is__________________?
- A. 1 in 60 B. 1 in 100 C. 1 in 120 D. None of these...
- If the flame of a miner’s safety lamp in the upper layers of the sewer forms an explosive, the sewer certainly contains_______________?
- A. Hydrogen sulphide B. Carbon dioxide C. Methane D. Oxygen...
- The angle subtended by the surface of sewer water with partial flow, at sewer centre is 120°, the depth of sewerage is________________________?
- A. 20 cm B. 25 cm C. 40 cm D. 50 cm...
- The width of a rectangular sewer is twice its depth while discharging 1.5 m/sec. The width of the sewer is______________?
- A. 0.68 m B. 0.88 m C. 1.36 m D. 1.76 m...
- weight of water, the hydraulic mean depth of the sewer and the bed slope w is the unit of the sewer, then the tractive force exerted by flowing water, is________________________?
- A. w r S S B. w r1/2 C. w r S D. w r2/3...
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