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


  • Options
  • A. Yield of a drainage basin is the run off at any time
  • B. Yield of a drainage basin is the run off over long periods
  • C. Yield of a drainage basin is expressed as surface run off per year
  • D. Run off is expressed as total volume per day
  • E. None of these.

  • Correct Answer
  • Yield of a drainage basin is the run off over long periods 


  • Water Resources Engineering problems


    Search Results


    • 1. Water is useful for

    • Options
    • A. running hydroelectric turbines
    • B. floating the boats and ships
    • C. providing steam for running locomotives
    • D. warming dwelling units
    • E. all the above.
    • Discuss
    • 2. An intense rain is falling at a uniform rate of 7.5 cm/hour for a period of 60 minutes on a basin whose areas is 500 hectares. If the average infiltration capacity during the entire rain period is assumed to be 1.5 cm/hr, the maximum run-off rate based on 10 minute peak percentage of 16% from distributing graph of the basin, is

    • Options
    • A. 40 cumecs
    • B. 60 cumecs
    • C. 80 cumecs
    • D. 100 cumecs.
    • Discuss
    • 3. Precipitation caused due to upward movement of warmer air as compared to surrounding air, is called

    • Options
    • A. cyclonic precipitation
    • B. convective precipitation
    • C. orographic precipitation
    • D. none of these.
    • Discuss
    • 4. Humidity refers to

    • Options
    • A. temperature of the air
    • B. pressure of the air
    • C. moisture content of the air
    • D. volume of the air.
    • Discuss
    • 5. The recurrence interval (R.I.) of 20 cm rain storm at a place is 5 years.

    • Options
    • A. The place will definitely have 20 cm rain storm after every five years
    • B. The place may have 20 cm rain storm after every five years
    • C. The place may have 20 cm rain storm within a set of 5 years twice
    • D. None of these.
    • Discuss
    • 6. Bernard's distribution graph is a plot of time on X-axis and

    • Options
    • A. run off on the y-axis
    • B. total run off on the y-axis
    • C. percentage of total surface run off on y-axis
    • D. percentage of total surface run off during uniform time intervals on y-axis
    • E. none of these.
    • Discuss
    • 7. If the axial length of a drainage basin is 35 km and its form factor is 0.2, the total area of the basin is

    • Options
    • A. 205 sq. km.
    • B. 215 sq. km.
    • C. 225 sq. km.
    • D. 235 sq. km.
    • E. 245 sq. km.
    • Discuss
    • 8. A control meter is preferred to a weir because

    • Options
    • A. it measures the discharge even in silt laiden streams
    • B. the velocity of approach of the channel increases above the control, and thus removes the silt completely
    • C. it is not damaged by floating debris
    • D. all the above.
    • Discuss
    • 9. A river is said to be of uniform section if in its section

    • Options
    • A. a segment of a circle can be fitted
    • B. a parabolic section can be fitted
    • C. a rectangular section can be fitted
    • D. a trapezoidal section can be fitted
    • E. all the above.
    • Discuss
    • 10. Knowledge of hydrology is necessary for civil engineers for

    • Options
    • A. designing and construction of irrigation structures
    • B. designing and construction of bridges and culverts
    • C. flood control works
    • D. all the above.
    • Discuss


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