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________________?

Related Mcqs:

1. For sewer mains of 0.5 to 1 m diameter, the ratio of maximum daily sewage flow to the average daily sewage flow is assumed__________________?

   A. 1.5
   B. 2.0
   C. 2.5
   D. 3.0

2. The ratio of maximum sewage flow to average sewage flow for trunk mains having diameters more than 1.25 m, is____________________?

   A. 1.5
   B. 2.0
   C. 3.0
   D. 4.0

3. The ratio of maximum sewage flow to average sewage flow for mains up to 1 m in diameter, is___________________?

   A. 1.5
   B. 2.0
   C. 3.0
   D. 4.0

4. The density of population over 40 hectares is 250/hectare. If water supply demand per day is 200 litres and sewage discharge is 80% of water supply, the sewage flow in sewers of separate system, is_____________________?

   A. 0.05552 cumec
   B. 0.05554 cumec
   C. 0.05556 cumec
   D. 0.0556 cumec

5. If q is the average sewage flow from a city of population P, the maximum sewage flow______________?

   A. Q = [(4 + )/(18 + )] q
   B. Q = [(18 + P)/(4 + )] q
   C. Q = [(18 + )/(4 + )] q
   D. Q = [(5 + )/((15 + )] q

6. The ratio of minimum hourly flow to the average flow of sewage is_________________?

   A. 1/4
   B. 1/3
   C. 1/2
   D. 3/4

7. In olden days the type of section adopted in trunk and out fall sewers was__________________?

   A. Parabolic shaped
   B. Horse shoe shaped
   C. Egg shaped
   D. Circular shaped

8. For trunk and out-fall, the type of sewers generally used, is_____________________?

   A. Standard egg shaped
   B. Circular shaped
   C. Horse shoe shaped
   D. Parabolic shaped

9. The maximum diameter of sewers adopted in the designs is_______________?

   A. 1.0 m
   B. 2.0 m
   C. 3.0 m
   D. 4.0 m

10. The maximum spacing of manholes specified by Indian standard in sewers upto 0.3 m diameter is____________________?

    A. 20 m
    B. 30 m
    C. 45 m
    D. 75 m