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  • Question
  • A hydraulic jump is generally formed when a stream moving with


  • Options
  • A. a hyper-critical velocity meets a stream moving with a critical velocity
  • B. a hyper-critical velocity meets a stream moving with a hyper-critical velocity
  • C. A hyper-critical velocity meets a stream moving with a sub-critical velocity
  • D. a sub-critical velocity meets a stream moving with a hyper-critical velocity.

  • Correct Answer
  • A hyper-critical velocity meets a stream moving with a sub-critical velocity 


  • Irrigation problems


    Search Results


    • 1. The sensitivity of a rigid module, is

    • Options
    • A. 2.00
    • B. 1.50
    • C. 1.00
    • D. 0.50
    • E. zero
    • Discuss
    • 2. The structure constructed to allow drainage water to flow under pressure through an inverted syphon below a canal, is called

    • Options
    • A. syphon
    • B. super passage
    • C. aqueduct
    • D. super-aqueduct
    • E. syphon aqueduct.
    • Discuss
    • 3. The width of the flange of a L-beam, should be less than

    • Options
    • A. one-sixth of the effective span
    • B. breadth of the rib + four times thickness of the slab
    • C. breadth of the rib + half clear distance between ribs
    • D. least of the above.
    • Discuss
    • 4. If A is the area of the foundation of a retaining wall carrying a load W and retaining earth of weight w per unit volume, the minimum depth (h) of the foundation from the free surface of the earth, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • Discuss
    • 5. Enlarged head of a supporting column of a flat slabs is technically .known as

    • Options
    • A. supporting end of the column
    • B. top of the column
    • C. capital
    • D. drop panel
    • E. none of these.
    • Discuss
    • 6. Meandering of a river generally occurs, in

    • Options
    • A. rocky stage
    • B. delta stage
    • C. boulder stage
    • D. trough stage.
    • Discuss
    • 7. Regime conditions in a channel may occur if

    • Options
    • A. discharge is constant
    • B. channel flows uniformly in incoherent alluvium as that transported in suspension
    • C. silt grade and silt charge are constant
    • D. all the above.
    • Discuss
    • 8. The main cause of silting up a channel,

    • Options
    • A. non-regime section
    • B. inadequate slope
    • C. defective head regulator
    • D. defective outlets
    • E. all the above.
    • Discuss
    • 9. The optimum depth of kor watering for a rice crop, is

    • Options
    • A. 23.0 cm
    • B. 19.0 cm
    • C. 17.5 cm
    • D. 13.5 cm
    • E. 12.0 cm
    • Discuss
    • 10. Bligh's theory of seepage assumes

    • Options
    • A. equal weightage to the horizontal and vertical creep
    • B. more weightage to horizontal creep than vertical creep
    • C. less weightage to horizontal creep than vertical creep
    • D. loss of head follows the sine curve.
    • Discuss


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