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  • Question
  • Water contains


  • Options
  • A. one hydrogen atom and one oxygen atom
  • B. two hydrogen atoms and one oxygen atom
  • C. one hydrogen atom and two oxygen atoms
  • D. three hydrogen atoms and two oxygen atoms
  • E. two hydrogen atoms and three oxygen atoms.

  • Correct Answer
  • two hydrogen atoms and one oxygen atom 


  • Water Resources Engineering problems


    Search Results


    • 1. Pick up the correct statement from the following :

    • Options
    • A. When rainfall rate exceeds the infiltration capacity, the water enters the soil at full capacity rate
    • B. When rainfall rate is less than the infiltration capacity, the infiltration rate is approximately equal to the rainfall rate
    • C. The actual infiltration rate at any time may be equal to or less than the infiltration capacity
    • D. The actual prevailing rate of infiltration of water in the soil at any time, is known as infiltration rate
    • E. All the above.
    • Discuss
    • 2. If the potential infiltration of a water shed having a soil with fair pasture cover, is 10 cm and rainfall is 12 cm, the direct run off is :

    • Options
    • A. 2 cm
    • B. 3 cm
    • C. 5 cm
    • D. 8 cm.
    • Discuss
    • 3. A hydraulic jump in a control meter will be formed above the control, if its original

    • Options
    • A. depth is more than critical depth
    • B. depth is less than the critical depth
    • C. depth is equal to critical depth
    • D. none of these.
    • Discuss
    • 4. Pick up the correct statement from the following :

    • Options
    • A. The portion of pellicular water which remains unutilised, is called hygroscopic water
    • B. The moisture content at which permanent wilting of plants takes place, is called the wilting point
    • C. The path of the water required to bring the soil moisture content of a soil up to its field capacity is called soil moisture deficiency
    • D. The moisture deficiency will be different at different points
    • E. All the above.
    • Discuss
    • 5. Pick up the incorrect statement from the following :

    • Options
    • A. The rate of flow of water through a unit cross-sectional area under a unit hydraulic gradient, is called coefficient of permeability
    • B. The rate of flow of water through a vertical strip of the acquifer of unit width and full depth under a unit hydraulic gradient, is called coefficient of transmissibility
    • C. The flow of water through acquifers, is governed by the Darcy's law
    • D. The term 'transmissibility' was introduced by Meinzer
    • E. The ratio of coefficient of transmissibility and coefficient of permeability, is equal to the depth of acquifer through which water flows.
    • Discuss
    • 6. From the Survey of India map, the distance of the critical point is 20 km and difference in elevation is 193 m. The over land flow time, is

    • Options
    • A. 2 hours
    • B. 3 hours
    • C. 2 hours and 30 minutes
    • D. 3 hours and 30 minutes
    • E. 4 hours.
    • Discuss
    • 7. A recording type rain gauge

    • Options
    • A. produces a mass curve of rain fall
    • B. records the cumulative rain
    • C. is sometimes called integrating rain gauge or continuous rain gauge
    • D. all the above.
    • Discuss
    • 8. The efficiency of a pump may be taken as

    • Options
    • A. 0.55
    • B. 0.60
    • C. 0.65
    • D. 0.70
    • Discuss
    • 9. Absolute humidity in air

    • Options
    • A. decreases at higher altitudes
    • B. increases at higher altitudes
    • C. remains constant at all altitudes
    • D. none of these.
    • Discuss
    • 10. The run off is affected by

    • Options
    • A. type of precipitation
    • B. rain intensity and duration of rainfall
    • C. rain distribution and soil moisture deficiency
    • D. direction of prevailing storm
    • E. all the above.
    • Discuss


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