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  • Question
  • Aqueducts are generally designed


  • Options
  • A. circular
  • B. rectangular
  • C. horse shoe section
  • D. all the above.

  • Correct Answer
  • all the above. 


  • Water Supply Engineering problems


    Search Results


    • 1. The nitrate concentration in domestic water supplies, is generally limited to

    • Options
    • A. 10 ppm
    • B. 15 ppm
    • C. 25 ppm
    • D. 30 ppm
    • E. 45 ppm.
    • Discuss
    • 2. Yield of a drainage basin is :

    • Options
    • A. run off of the area expressed as instantaneous rate
    • B. average run off over a short period
    • C. total volume of water flowing annually
    • D. all the above.
    • Discuss
    • 3. The ratio of discharge and plan area of a continuous flow type settling tank, is known

    • Options
    • A. surface loading
    • B. overflow
    • C. overflow rate
    • D. all the above.
    • Discuss
    • 4. The chlorine supply cylinders are generally kept at 38°C to 40°C to prevent

    • Options
    • A. conversion into crystals
    • B. it from burning
    • C. it from explosion
    • D. none of these.
    • Discuss
    • 5. Alum is chemically

    • Options
    • A. Copper sulphate
    • B. Aluminium sulphate
    • C. Ferrous sulphate
    • D. Ferric sulphate.
    • Discuss
    • 6. Pick up the correct statement from the following :

    • Options
    • A. At a particular speed of operation, the head produced decreases with the increase of discharge
    • B. At zero discharge, discharge valve remaining closed, the head developed is maximum which is known as shut-off head
    • C. At a particular speed the discharge at which efficiency of a pump is maximum, is known as normal discharge
    • D. The brake horse power required from the primemover to drive the pump, increases with the increase of discharge
    • E. all the above.
    • Discuss
    • 7. The order of existence of three portions of water in a reservoir from the bottom to top is

    • Options
    • A. useful storage + surcharge storage + dead storage
    • B. useful storage + dead storage + surcharge storage
    • C. dead storage + useful storage + surcharge storage
    • D. surcharge storage + useful storage + dead storage
    • E. none of these.
    • Discuss
    • 8. The approximate diameter of a water mains for supplying 7.2 mld with a velocity 1.2 m/sec, is

    • Options
    • A. 24 cm
    • B. 26 cm
    • C. 28 cm
    • D. 30 cm
    • E. 32 cm.
    • Discuss
    • 9. If w is the weight of water per cubic metre, Q is the discharge in cubic metres per sec and H is the total head, the required water horse power of the pump, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E. none of these.
    • Discuss
    • 10. Hardness of water can be removed by boiling if it is due to

    • Options
    • A. calcium bicarbonates
    • B. calcium sulphates
    • C. calcium chloride
    • D. calcium nitrates.
    • Discuss


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