Discussion
Home ‣ Civil Engineering ‣ Waste Water Engineering Comments
- Question
For a circular sewer of diameter D running partially full with central angle ?,
Options- A.
- B.
- C.
- D.
- E. all the above.
- Correct Answer
- all the above.
- 1. The small sewers are cleaned by
Options- A. flushing
- B. cane rodding
- C. wooden pills
- D. none of these. Discuss
- 2. Pick up the correct statement from the following :
Options- A. The maximum rate of storm run off 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 run off, is called the time of concentration
- D. The time required by water to reach the outlet of a catchment from the most remote point, is called time of concentration
- E. All the above. Discuss
- 3. For providing an Indian type W.C., the R.C.C. slabs in the toilet portion
Options- A. should be sunk by 20 cm
- B. should be kept 20 cm above the adjacent portion
- C. should be sunk by 50 cm
- D. need not be sunk. Discuss
- 4. Pick up the incorrect statement from the following :
Options- A. Septic tanks are horizontal continuous flow type of sedimentation tanks
- B. Septic tanks are generally provided a detention period of 12 to 36 hours
- C. Septic tanks are completely covered and high vent shafts are provided for the escape of foul gases
- D. Septic tanks are generally classified as tanks which work on the principle of anaerobic decomposition
- E. None of these. Discuss
- 5. For design purposes, the normal rate of infiltration of ground water into the sewer, is
Options- A. 500 litres/km/cm
- B. 1000 litres/km/cm
- C. 1500 litres/km/cm
- D. 2000 litres/km/cm
- E. 2500 litres/km/cm. Discuss
- 6. The factor responsible for purification of sewage in river is
Options- A. Hydrology
- B. Dissolved oxygen in water
- C. Temperature
- D. Turbulence
- E. All the above. Discuss
- 7. In circular sewers if depth of flow is 0.2 times the full depth, the nominal gradient,
Options- A. is only provided
- B. is doubled
- C. is trebled
- D. is not enough. Discuss
- 8. Imhoff cone is used to measure
Options- A. total organic solids
- B. total solids
- C. total in organic solids
- D. settleable solids. Discuss
- 9. If q is the average sewage flow from a city of population P, the maximum sewage flow
Options- A.
- B.
- C.
- D.
Discuss
- 10. The rainfall at any place may be determined by
Options- A. its intensity
- B. its direction
- C. its frequency
- D. all the above. Discuss
Waste Water Engineering problems
Search Results
Correct Answer: flushing
Correct Answer: All the above.
Correct Answer: should be sunk by 50 cm
Correct Answer: None of these.
Correct Answer: 2000 litres/km/cm
Correct Answer: All the above.
Correct Answer: is doubled
Correct Answer: settleable solids.
Correct Answer:
Correct Answer: all the above.
Comments
There are no comments.More in Civil Engineering:
Programming
Copyright ©CuriousTab. All rights reserved.