21. |
The expected discharge to be obtained from an open well sunk in coarse sand is 0.0059 cumec. If the working depression head of the well is 3 m, the minimum diameter of the well, is
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Answer:
Option (d) |
22. |
Capacity of soil to absorb moisture, is generally known as
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Answer:
Option (c) |
23. |
At break point of chlorination,
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Answer:
Option (d) |
24. |
The factor for the selection of pumping station site, is
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Answer:
Option (d) |
25. |
Low turbidity of water is detected by
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Answer:
Option (c) |
26. |
Pick up the incorrect statement from the following :
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Answer:
Option (d) |
27. |
Pick up the correct statement from the following :
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Answer:
Option (d) |
28. |
The normal value of over flow rates for plain primary sedimentation tanks, ranges between
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Answer:
Option (b) |