Discussion
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- Question
In a barrage, the crest level is kept
Options- A. low with large gates
- B. high with large gates
- C. high with no gates
- D. low with no gates.
- Correct Answer
- low with large gates
- 1. The state of the soil when plants fail to extract sufficient water for their requirements, is
Options- A. maximum saturated point
- B. permanent wilting point
- C. ultimate utilisation point
- D. none of these. Discuss
- 2. The velocity of drainage water in the barrels of a syphon-aqueduct, is normally limited to
Options- A. 1 to 2 m per second
- B. 2 to 3 m per second
- C. 3 to 4 m per second
- D. 4 to 5 m per second. Discuss
- 3. Canals constructed for draining off water from water logged areas, are known
Options- A. drains
- B. inundation canals
- C. valley canals
- D. contour canals
- E. ridge canals. Discuss
- 4. The most suitable location of a canal head work, is
Options- A. boulders stage of the river
- B. delta stage of the river
- C. rock stage of the river
- D. trough stage of the river. Discuss
- 5. If H and d are the water depth and drop in the bed level at a Sarda fall, the width B of the trapezoidal crest, is given by
Options- A. B = 0.22 H + d
- B. B = 0.33 H + d
- C. B = 0.44 H + d
- D. B = 0.55 H + d Discuss
- 6. A deficit of sediments in flowing water may cause a river
Options- A. meandering type
- B. aggrading type
- C. degrading type
- D. sub-critical type. Discuss
- 7. The width of a meander belt is the transverse distance between
Options- A. apex point of one curve and apex point of the reserve curve
- B. apex point and the crossing
- C. two banks of meandering river
- D. none of these. Discuss
- 8. Bed bars in a canal are provided
Options- A. to watch the general behaviour of canal
- B. to measure the discharge
- C. to raise the supply level
- D. to control the silting
- E. all the above. Discuss
- 9. Pick up the correct statement from the following:
Options- A. The full supply level of a canal should be above ground level
- B. According to Lacey, regime conditions require a particular slope for a given discharge and silt factor
- C. In case the ground slope is less than the required bed slope, the silt factor must be reduced by permitting the entry of coarse silt
- D. All the above. Discuss
- 10. Trial procedure of canal design by Kennedy's theory is based upon the equation
Options- A. Q = A . Y
- B.
- C.
- D. all the above. Discuss
Irrigation problems
Search Results
Correct Answer: none of these.
Correct Answer: 2 to 3 m per second
Correct Answer: drains
Correct Answer: trough stage of the river.
Correct Answer: B = 0.55 H + d
Correct Answer: degrading type
Correct Answer: apex point of one curve and apex point of the reserve curve
Correct Answer: to watch the general behaviour of canal
Correct Answer: All the above.
Correct Answer: all the above.
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