Water Supply & Sanitation Engineering Online Test - Paper 2
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Water Supply & Sanitation Engineering Online Test – Paper 2

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Created by 83a36dcfd5c4caff12bc80f0020c9c749e12cbbbdb7c406dc1dd39996cb85836?s=32&d=monsterid&r=g gkaimVikash chaudhary

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  • Total Questions: 30
  • Time Allotted: 30 minutes
  • Passing Score: 50%
  • Randomization: Yes
  • Certificate: No
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1. During the water test of sewer, 2 lit/cm of dia/km of sewer line may be allowed for a period of:

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2. A G.I. pipe has a coating of

3 / 30

3. Manhole is said to be deep if its depth is more than:

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4. A 1 m cast iron pipe carries a discharge of 0.785 cum/sec, the velocity of flow will be

5 / 30

5. Asbestos pipes are joined by means of

6 / 30

6. Pump efficiency is 85%, motor efficiency is 94% then the combined efficiency of the two is

7 / 30

7. Traddle pump is operated by

8 / 30

8. In strainer type wells

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9. The bacteria which can survive with or without oxygen is known as...

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10. Inverted siphon is made of:

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11. Iron and manganese are estimated by

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12. Water horsepower of a pump is given by

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13. In an egg-shaped sewer section, the maximum discharge occurs when the depth of flow is: (where d is the total depth of the section)

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14. The water supply pipeline should be tested at a specified pressure for

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15. In the one-pipe system of plumbing, the number of vertical pipes is:

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16. Shrouding is the process of filling gravel, bajri, etc., in

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17. A sewer, which gets its flow from a number of transverse sewers, is known as:

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18. The factor for the selection of the pumping station site is

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19. The working chamber of a manhole, along the direction of flow should have a minimum length for depth more than 0.8m:

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20. Pressure relief valve is provided to prevent

21 / 30

21. The term "septic" refers to.....?

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22. Septic tank effluent is:

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23. Coefficient of permeability is maximum for

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24. Water demand for public use as compared to the total demand, kept in the design of waterworks for a city, is

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25. The water supply system whose main, sub-main, and branches are interconnected with each other is:

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26. The slope of the hydraulic grade line is always towards the well due to pumping. This line of depressed water table is called

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27. Which is the oldest waterworks in Nepal?

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28. Self-purification of natural streams is caused due to

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29. A source of colour in water is due to

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30. A circular gravity aqueduct is preferred because of

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