According to Kennedy’s silt theory , the critical velocity is directly proportional to depth of flow _____________________?

Related Mcqs:

1. The depth before the jump is always less then the depth after the jump. The depth before the jump is called initial depth and depth after the jump is called_______________?

   A. Afflux
   B. Final depth
   C. Sequent depth
   D. Down stream water depth

2. 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

3. if the depth of water in an open channel is greater than the critical depth, the flow is called________________?

   A. Critical depth
   B. Non-critical flow
   C. Sub-critical flow
   D. Shooting flow

4. The law that states that the discharge of sub-soil water is directly proportional to the loss of head and the area of soil sample and inversely proportional to to the length of soil sample ___________________?

   A. Archimed’s principle
   B. Darcy’s law
   C. Permeability law
   D. Thiem’s law

5. The velocity in a large canal or channel measured at a depth of ___________________ gives the mean velocity using the current meter?

   A. 0.6m
   B. 0.5m
   C. 0.6 depth
   D. 0.5 depth

6. Mean velocity of flow in a river can be directly measured by means of ______________________?

   A. Dickne’s formula
   B. Current meter
   C. Surface floats
   D. Rod floats

7. A fish ladder is device by which flow energy can be dissipated in such a manner as to provide easy access to the downstream fish to come on upstream side, the velocity of flow varies from___________________?

   A. 2.0 – 2.5 – m/sec
   B. 2.5 – 3 m/sec
   C. 3.0 – 3.5 m/sec
   D. 3.5 – 4.0 m/sec

8. In ogee spillway the discharge is directly proportional to _______________________?

   A. H1/2
   B. H1/3
   C. H3/2
   D. H1/4

9. The stability analysis of earth dam founded on cohesion less silt material be made against_____________________?

   A. Shear
   B. Turning
   C. Sinking
   D. Buckling

10. Silt free water should be supplied to the canals through______________________?

    A. Under sluices
    B. Head sluices
    C. Scouring sluices
    D. Sluice gates