A. rectangular section
B. circular section
C. standard form of egg shaped sewer
D. modified egg shaped section
Related Mcqs:
- The type of sewer which is suitable for both combined and separate system is_____________?
A. circular sewer
B. egg shaped sewer
C. horse-shoe type sewer
D. semi-elliptical sewer - The design discharge for the separate sewer system shall be taken as_____________?
A. equal to dry weather flow (DWF)
B. 2xDWF
C. 3 x DWF
D. 6xDWF - A pipe conveying sewage from plumbing system of a single building to common sewer or point of immediate disposal is called________________?
A. house sewer
B. lateral sewer
C. main sewer
D. submain sewer - In a BOD test, 1.0 ml of raw sewage was diluted to 100 ml and the dissolved oxygen concentration of diluted sample at the beginning was 6 ppm and it was 4 ppm at the end of 5 day incubation at 20°C. The BOD of raw sewage will be___________?
A. 100 ppm
B. 200 ppm
C. 300 ppm
D. 400 ppm - The suitable method for disinfection of swimming pool water is________________?
A. ultra violet rays treatment
B. lime treatment
C. by using potassium permanganate
D. chlorination - The means of access for inspection and cleaning of sewer line is known as_______________?
A. inlet
B. manhole
C. drop manhole
D. catch basin - The most commonly used sewer under culverts is_______________?
A. circular brick sewer
B. circular cast iron sewer
C. semi-elliptical sewer
D. horse-shoe type sewer - The design discharge for the combined sewer system shall be taken as________________?
A. equal to rainfall
B. rainfall + DWF
C. rainfall + 2 DWF
D. rainfall + 6 DWF - The slope of sewer shall be__________________?
A. given in the direction of natural slope of ground
B. given in the direction opposite to natural slope of ground
C. zero
D. steeper than 1 in 20 - A sewer that receives the discharge of a number of house sewers is called________________?
A. house sewer
B. lateral sewer
C. intercepting sewer
D. submain sewer
