The total energy line lies over the hydraulic gradient line by an amount equal to________________?

Related Mcqs:

1. It is important to keep the saturation gradient line within the body of a embankment of canal, the saturation gradient line in loomy soils lie at___________________?

   A. 1:2 to 1:4
   B. 1:3 to 1:5
   C. 1:4 to 1:6
   D. 1:5 to 1:7

2. If E1 is the energy before the hydraulic jump and E2 is the energy after the hydraulic jump the efficiency of jump is then given by _____________________?

   A. E2 – E1
   B. E2 / E1
   C. E1 – E2
   D. E1 / E2

3. The hydraulic gradient line (H.G.L)represents the sum of_________________?

   A. Pressure head + datum head
   B. Pressure head + velocity head
   C. Velocity head
   D. Water surface

4. At the end of hydraulic structure, the upward force of sub-soil water just becomes equal to the submerged weight of soil grains Then exit gradient will be called______________?

   A. Submerged exit gradient
   B. Critical exit gradient
   C. Balanced exit gradient
   D. All are correct

5. For strong Hydraulic jump containing maximum energy, the down stream glacis should be sloped at a slope of ______________ to dissipate max: energy?

   A. 2:1 to 2.5:1
   B. 2.5:1 to 3:1
   C. 3:1 to 5:1
   D. 5:1 to 6

6. The counter berm for a canal is provided so as to contain the saturation gradient line _____________ the bank?

   A. Out of
   B. Within
   C. Above
   D. Below

7. A hydraulic jump to dissipate energy when flow is __________________?

   A. Critical flow
   B. Shooting flow
   C. Streaming flow
   D. Turbulent flow

8. 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

9. 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

10. A water pool is designed on the down stream of the hydraulic structure to dissipate the energy of falling water by providing a water cushion called ______________________?

    A. Water pool
    B. Cistern
    C. Down stream pond
    D. Water cushion