For drainage pipes in buildings the test applied before putting them to use, is__________________?

Related Mcqs:

1. The drainage area of a town is 12 hectares. Its 40% area is hard pavement ( K = 0.85), the 40% area is unpaved streets (K = 0.20) and the remaining is wooded areas (K = 0.15). Assuming the time of concentration for the areas as 30 minutes and using the formula Ps = 900/(t + 60) the maximum run off is__________________?

   A. 0.10 cumec B. 0.12 cumec C. 0.15 cumec D. 0.20 cumec...

2. For house drainage minimum gradient is__________________?

   A. 1 in 60 B. 1 in 80 C. 1 in 10 D. 1 in 400...

3. For pipes, laminar flow occurs when Roynolds number is__________________?

   A. less than 2000 B. between 2000 and 4000 C. more than 4000 D. less than 4000 E. none of the above...

4. The rational formula for peak drainage discharge, was evolved by_________________?

   A. Fruhling B. Lloyd David C. Kuichling D. All of these...

5. When drainage to sewage ratio is 20, the peak dry weather flow is_______________?

   A. 20% of the design discharge B. Slightly less than 5% of the design discharge C. Slightly more than 5% of the design discharge D. None of these...

6. The most effective arrangement for diverting excess storm water into a natural drainage, is____________________?

   A. Leaping weir B. Overflow weir C. Siphon spill way D. None of these...

7. If D.O. concentration falls down to zero in any natural drainage, it indicates the zone of__________________?

   A. Degradation B. Active decomposition C. Recovery D. Cleaner water...

8. In a city the ratio of the drainage to sewage is 20, the percentage discharge passing through non-monsoon periods, is_____________________?

   A. 5 B. 10 C. 15 D. 20...

9. Lands, buildings, plants and machineries are example of what type of asset ?

   A. Current asset B. Trade investment asset C. Fixed asset D. Intangible asset...

10. The disintegrating pump in which solid matter is broken up before passing out, is__________________?

    A. Centrifugal pump B. Reciprocating pump C. Pneumatic ejector D. None of these...