The level above the or below the sea level which is also called zero level or datum is called ___________________?

Related Mcqs:

1. When the weight of weir balances the up lift pressure caused by the head of the water seeping below the weir bed is called ___________________?

   A. Cippollite weir
   B. Broad crested weir
   C. Gravity weir
   D. Non-gravity weir

2. When FSL of the canal is sufficiently above the bed level of drainage so that canal flows under syphonis action, the structure is called _____________________?

   A. Super passage
   B. Syphon – Aqueduct
   C. Canal-syphon
   D. Aqueduct

3. The piezometric level of water in the well at zero discharges is called___________________?

   A. Full supply level
   B. Static water level
   C. Water table
   D. All are correct

4. An outlet through which the discharge depends upon the water level in the distributary is called ___________________?

   A. Rigid module
   B. Flexible module
   C. Non-flexible
   D. Non-modular

5. When the high flood level of the drain is sufficiently below the bed of the Canal that the drainage water flows freely under gravity, such structure is called___________________?

   A. Aqueduct
   B. Syphon-aqueduct
   C. Cross-Drainage
   D. Non-gravity structure

6. The specific weight of water at normal pressure of 760 mm, 4ºC temperature and at mean sea level is ______________________?

   A. 960kg/m3
   B. 1000ka/m3
   C. 1100kg/m3
   D. 1020kg/m3

7. If the duration of a unit hydrograph approaches zero, the resulting unit hydrograph is called __________________?

   A. Instantaneous unit hydrograph
   B. Intensity unit hydrograph
   C. Unit hydrograph
   D. Unit hyetgoraph

8. In high floods, to avoid spilling of flood water over the gates, a wall is provided from pond level to high Flood level. This wall spans for the entire length of regulator, rest on piers, sustain water pressure by its weight called_____________________?

   A. Retaining wall
   B. Divide wall
   C. Breast wall
   D. Cantilever wall

9. A river before its joins the sea, gets divided into small channels, thus forming a Triangular shape called __________________?

   A. Unstable river
   B. Deltaic river
   C. Stable river
   D. Degrading river

10. 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