when ever a sloping face of river bank is protected by stone pitching against scour, the pitching is extended beyond the toe to the river side that is called__________________?

Related Mcqs:

1. An open cut given in a canal bank, suitably protected by stone pitching to the upland drainage water into the canal is called ___________________?

   A. Inlet
   B. Out let
   C. entrance
   D. Mixing

2. To protect the face of embankment against the attack of wave wash with stone boulders is called _________________?

   A. Pitching
   B. Armouring
   C. Revetment
   D. All are correct

3. The hydraulic jump is formed on down stream of toe of glacis for the purpose to dissipate surplus energy of the flowing water, the nature and strength of jump depends upon a Number called______________________?

   A. Reynolds
   B. Froude No
   C. Webber
   D. Darcy,s law

4. In a river the flood water dries up before it joins the sea or any other river, such river is called ________________?

   A. Flashy
   B. Virgin
   C. Tidal
   D. Deltaic

5. During the peak stage of river, there exist an out flow from river into the ground water reservoir, in such case river will be called _________________?

   A. Influent stream
   B. Effluent stream
   C. Storm water stream
   D. Seepage stream

6. The down stream sloping glacis of the Hydraulic structure is made in such a way to form automatically the _____________ and dissipate the surplus energy of flowing water?

   A. Afflux
   B. Hydraulic jump
   C. Pond level
   D. HFL

7. A water rise takes place on down stream of sloping glacis, when a stream of water moving with high velocity and low depth strikes another stream of flow moving with low velocity and high depth, such breakage in water surface is called______________?

   A. Water wave
   B. Water tide
   C. Hydraulic jump
   D. Afflux

8. When a weir is constructed, the downstream .bed of the river goes on eroding and consequently causes progressive lowering of the bed on downstream of weir called__________________?

   A. Retrogression
   B. Lowering down of bed
   C. Ponding on down stream
   D. All are correct

9. The rise in river water level at up stream due to construction of weir is called__________________?

   A. Pond level
   B. HFL
   C. Afflux
   D. FSL

10. If the weir flood is designed continuous with divide piers as reinforced structure,such that the weight of divide piers, keep the structure safe against uplift, is called__________________?

    A. Non-gravity weir
    B. Gravity weir
    C. Sharp crested weir
    D. Rectangular weir