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  • Question
  • Pick up the correct statement from the following :


  • Options
  • A. Perched aquifer is found in unconfined aquifer
  • B. The top surface of the water held in the perched aquifer, is known as perched water table
  • C. Perched aquifer is formed in unfined accquifer if an impervious layer exists
  • D. All the above.

  • Correct Answer
  • All the above. 


  • Water Resources Engineering problems


    Search Results


    • 1. If the viscosity of ground water is 1.00, the Slitcher's constant is 400, the effective size of soil particles in acquifer is 0.5 mm and hydraulic gradient is 1 in 80, the velocity of flow is

    • Options
    • A. 0.25 m/day
    • B. 0.50 m/day
    • C. 0.75 m/day
    • D. 1.00 m/day
    • E. 1.25 m/day.
    • Discuss
    • 2. The theory of infiltration capacity was given by

    • Options
    • A. Merrill Bernard
    • B. W.W. Horner
    • C. Le-Roy K. Shermen
    • D. Robert E. Horten.
    • Discuss
    • 3. Hydrology helps in

    • Options
    • A. predicting maximum flows
    • B. deciding the minimum reservoir capacity
    • C. forecasting the availability of quantity of water at reservoir site
    • D. predicting the effects on the river water level on completion of dams
    • E. all the above.
    • Discuss
    • 4. If y is the depth of water at any section, then the mean velocity is

    • Options
    • A. 0.1 y
    • B. 0.2 y
    • C. 0.3 y
    • D. 0.5 y
    • E. 0.6 y.
    • Discuss
    • 5. Infiltration capacity of soil depends upon

    • Options
    • A. number of voids present in the soil
    • B. shape and size of soil particles
    • C. arrangement of soil particles
    • D. compaction of the soil particles
    • E. all the above.
    • Discuss
    • 6. The expected discharge to be obtained from an open well sunk in coarse sand is 0.0059 cumec. If the working depression head of the well is 3 m, the minimum diameter of the well, is

    • Options
    • A. 2 m
    • B. 2.25 m
    • C. 2.50 m
    • D. 2.75 m
    • E. 3.00 m.
    • Discuss
    • 7. Water supply includes

    • Options
    • A. collection, transportation and treatment of water
    • B. distribution of water to consumers
    • C. provision of hydrants for fire fighting
    • D. mains, sub-mains and branch lines of water supply
    • E. all the above.
    • Discuss
    • 8. The yield of a rapid gravity filter as compared to that of slow sand filter, is

    • Options
    • A. 10 times
    • B. 15 times
    • C. 20 times
    • D. 30 times
    • E. 35 times.
    • Discuss
    • 9. If pH value of water is

    • Options
    • A. 7 water it is said to be neutral
    • B. less than 7 it is said to be acidic
    • C. more than 7 it is said to be alkaline
    • D. all the above.
    • Discuss
    • 10. For determining the velocity of flow of underground water, the most commonly used non-empirical formula is

    • Options
    • A. Darcy's formula
    • B. Slichter's formula
    • C. Hazen's formula
    • D. Lacy's formula.
    • Discuss


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