Irrigation Engineering Online Test - Paper 3 »Exclusive Quiz

Irrigation Engineering Online Test – Paper 3

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

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  • Total Questions: 50
  • Time Allotted: 50 minutes
  • Passing Score: 70%
  • Randomization: Yes
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1. The method of irrigation, in which land surrounded by natural or artificial banks is flooded, is known as

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2. Necessity of cross-drainage works arises when

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3. *The width and length of meander vary approximately with

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4. *Site of the head works is good when

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5. *If the irrigation canal and drain are at the same level, the cross drainage work is achieved by providing

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6. For an earthen dam, least suited spillway is:

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7. The upstream face of an earthen dam is

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8. *Economic height of a dam is

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9. Optimum depth of kor watering for a rice crop is

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10. The type of fall suitable for any discharge is

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11. A counterbalance is

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12. *Separation of flow occurs when

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13. A weir, which has a tail water level higher than the weir crest, by which the discharge is affected, is called

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14. A river bend in alluvial soil is characterized by

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15. *A device provided near weirs or dams to facilitate the migration of fish upstream or downstream around the weirs is called

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16. When the base period of the crop is 100 days, the delta for the crop will be if the duty of the crop is 432 he/cumec.

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17. An aggrading river is

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18. *Surface float method is used to measure

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19. For standing crops in undulating sandy fields, the best method of irrigation is

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20. The methods used for drilling a tube well in compacted rock materials is

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21. In an earthen dam, seepage through the foundation is controlled by providing

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22. *Total losses in the canal are

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23. As per Lacey's theory, the silt factor is

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24. The type of irrigation during a low quantity of water

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25. Waterlogging may result from

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26. Tail race

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27. *A deep well

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28. The canal head regulator is provided at the head of the offtaking canal to

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29. The fall is designed and constructed to satisfy the condition that

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30. In a chute spillway, the flow is generally:

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31. *Pick up the correct sequence of the parts of a canal system

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32. In a gravity dam, tailwater causes

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33. If the electrical conductivity of water is between 750 to 2250 micro mhos/cm at 25°C, then it is classified as

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34. Weirs designed and constructed on Bligh's theory failed due to

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35. For irrigation purposes, the pH value of water should be

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36. The supply passing down the parent channel is controlled by

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37. When the reservoir is full, the maximum compressive force in a gravity dam is produced

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38. For economical design of a gravity dam, the shear friction factor should be

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39. A canal used to drain off water from waterlogged areas is

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40. According to Khosla's theory, the undermining of the floor starts from the

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41. *The operation, which washes out salts from the upper zone of the soil, is called

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42. Tortuosity of a meandering river is the ratio of

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43. On a suitable foundation, the earthen dam can be constructed up to a height of

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44. Silt is a

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45. *The maximum discharge through a circular channel takes place when the depth of flow is equal to

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46. *In a syphon aqueduct, the maximum uplift pressure on the floor occurs when

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47. *The discharge through a channel is maximum when

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48. A fall, which maintains its depth, is

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49. *The structure constructed to allow drainage water to flow under pressure through an inverted syphon below a canal is called

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50. The fall, which can be used as a meter fall, is

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