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Home Civil Engineering Water Supply Engineering Comments

  • Question
  • A pressure conduit carrying water beneath a stream or a canal, is known as


  • Options
  • A. sag
  • B. depressed pipe
  • C. inverted syphon
  • D. all the above.

  • Correct Answer
  • all the above. 


  • Water Supply Engineering problems


    Search Results


    • 1. The factor for the selection of pumping station site, is

    • Options
    • A. distance of the source of contamination or pollution
    • B. height above the H.F.L. of the river
    • C. future expansion
    • D. proximity of the site from the railway station
    • E. all the above.
    • Discuss
    • 2. Pick up the incorrect statement from the following :

    • Options
    • A. The pH value of water indicates the logarithm of reciprocal of hydrogen ion concentration in water
    • B. Higher value of pH means lower hydrogen ion concentration
    • C. Lower value of pH means higher hydrogen ion contraction
    • D. Lower value of pH gives alkaline solution
    • E. None of these.
    • Discuss
    • 3. Perched acquifers generally occur

    • Options
    • A. below water table
    • B. above water table
    • C. in acquicludes
    • D. in artesian acquifers
    • E. none of these.
    • Discuss
    • 4. Silt storage is the same as

    • Options
    • A. dead storage
    • B. live storage
    • C. effective storage
    • D. none of these.
    • Discuss
    • 5. Pick up the correct statement from the following :

    • Options
    • A. The volume of underground water extracted by gravity drainage from a saturated soil, is known as yield
    • B. The ratio of volume drained to the total volume of material drained, is known as specific yield
    • C. The volume of water retained by the soil against the pull of gravity, is called specific retention or field capacity
    • D. The sum of specific yield and specific retention, is equal to porosity
    • E. All the above.
    • Discuss
    • 6. The difference in the reservoir level and the lowest point of the water mains is 180 m. The expected pressure due to water hammer is 7.5 kg/cm2 in a pressure conduit of diameter 1 m. Assuming the efficiency of the riveted joints of the pipe as 0.6 and minimum cover 3 mm for corrosion, the thickness of the pipe materials, is

    • Options
    • A. 10 mm
    • B. 15 mm
    • C. 20 mm
    • D. 25 mm
    • E. 30 mm.
    • Discuss
    • 7. Rolled steel Tee-sections are used

    • Options
    • A. as columns
    • B. with flat strips to connect plates in steel rectangular tanks
    • C. as built up sections to resist axial tension
    • D. none of these.
    • Discuss
    • 8. The minimum pitch of rivet holes of diameter d should not be less than

    • Options
    • A. d
    • B. 1.25 d
    • C. 1.5 d
    • D. 2 d
    • E. 2.5 d
    • Discuss
    • 9. The Indian standard code which deals with steel structures, is

    • Options
    • A. IS : 875
    • B. IS : 800
    • C. IS : 456
    • D. IS : 1893
    • Discuss
    • 10. The permissible bearing stress in steel, is

    • Options
    • A. 1500 kg/cm2
    • B. 1890 kg/cm2
    • C. 2025 kg/cm2
    • D. 2340 kg/cm2
    • E. 2250 kg/cm2
    • Discuss


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