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  • Question

  • The main factor which affects the infiltration capacity, is


  • Options
  • A. thickness of saturated layer
  • B. depth of surface detention
  • C. soil moisture
  • D. all the above.

  • Correct Answer
  • all the above. 

    • Water Resources Engineering problems

    Search Results

    • 1. In India, rain fall is generally recorded at

    • Options
    • A. 8 A.M.
    • B. 12 Noon
    • C. 4 P.M.
    • D. 8 P.M.
      • Discuss
    • 2. Precipitation caused by lifting of an air mass due to the pressure difference, is called

    • Options
    • A. cyclonic precipitation
    • B. convective precipitation
    • C. orographic precipitation
    • D. none of these.
      • Discuss
    • 3. With the usual meanings ofletters, the equation is used for determining the velocity of ground water flow in metres per day. It is known as

    • Options
    • A. Meinzer's formula
    • B. Slichter's formula
    • C. Darcy's formula
    • D. Hazen's formula.
      • Discuss
    • 4. The initial basin recharge is equal to

    • Options
    • A. interception
    • B. depression storage
    • C. rain absorbed by the moisture deficiency
    • D. all the above.
      • Discuss
    • 5. In the derivation of Thiem's formula , the following assumption is not applicable

    • Options
    • A. The aquifer is homogeneous and isotropic
    • B. Flow lines are radial and horizontal
    • C. The slope of the water surface is too small
    • D. The well has been sunk up to the surface of the unconfined aquifer
    • E. None of these.
      • Discuss
    • 6. The critical depth in a channel can be produced

    • Options
    • A. by raising the bottom of the channel
    • B. by lowering the bottom of the channel
    • C. by decreasing the width of the channel
    • D. by increasing the width of the channel
    • E. both (a) and (c) of above.
      • Discuss
    • 7. For determination of average annual precipitation in a catchment basin, the best method is

    • Options
    • A. Arithmetical method
    • B. Thiessen's mean method
    • C. Isohyetal method
    • D. None of these.
      • Discuss
    • 8. Pick up the correct equation from the following :

    • Options
    • A. Run off = Surface run off + Ground water flow
    • B. Run off = Surface run off - Ground water flow
    • C. Run off = Surface run off / Ground water flow
    • D. Run off = Surface run off x Ground water flow.
      • Discuss
    • 9. In India the recording type rain gauge generally used, is

    • Options
    • A. weighing type
    • B. tipping type
    • C. float recording type
    • D. none of these.
      • Discuss
    • 10. A well penetrates to 30 m below the static water table. After 24 hours of pumping at 31.40 litres/minute, the water level in a test well at a distance of 80 m is lowered by 0.5 m and in a well 20 m away water is lowered by 1.0 m. The transmissibility of the auifer, is

    • Options
    • A. 1.185 m2/minute
    • B. 1.285 m2/minute
    • C. 1.385 m2/minute
    • D. 1.485 m2/minute
    • E. 1.585 m2/minute.
      • Discuss

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