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  • Question

  • The velocity of flow (v) at the outlet of a syphon of length l, is given by


  • Options
  • A. The velocity of flow (v) at the outlet of a syphon of length l, is given by
  • B. The velocity of flow (v) at the outlet of a syphon of length l, is given by
  • C. The velocity of flow (v) at the outlet of a syphon of length l, is given by
  • D. The velocity of flow (v) at the outlet of a syphon of length l, is given by

  • Correct Answer
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    • Hydraulics problems

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    • 1. If a pitot tube is placed with its nose facing down stream, the liquid

    • Options
    • A. does not rise in the tube
    • B. rises in the tube to a height
    • C. falls in the tube to a depth
    • D. none of these.
      • Discuss
    • 2. The formula Q = m x L x 2g x H3/2 where was suggested by :

    • Options
    • A. Bazin
    • B. Francis
    • C. Cipolletti
    • D. None of these.
      • Discuss
    • 3. Chezy's formula is used to determine

    • Options
    • A. head loss due to friction in pipe
    • B. velocity of flow in pipe
    • C. velocity of flow in open channels
    • D. none of these.
      • Discuss
    • 4. Falling drops of water become spheres due to

    • Options
    • A. adhesion
    • B. cohesion
    • C. surface tension
    • D. viscosity.
      • Discuss
    • 5. A load w is rolled a distance d across the deck of a ship of weight W, due to which the ship heels through ?°. The metacentric height of the ship, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 6. The discharge through an internal mouth piece is more if its length is

    • Options
    • A. < diameter
    • B. < diameter
    • C. ? diameter
    • D. none of these.
      • Discuss
    • 7. To ensure that water does not rise more than 100 cm above the crest, for a discharge of 5.00 m3/sec, the length of water will be

    • Options
    • A. 2.48 m
    • B. 2.49 m
    • C. 2.50 m
    • D. 2.51 m.
      • Discuss
    • 8. Pick up the correct statement regarding convergent divergent mouth piece from the following :

    • Options
    • A. It converges upto Venacontracta and then diverges
    • B. In this mouth piece there is no loss of energy due to sudden enlargement
    • C. The coefficient of discharge is unity
    • D. All the above.
      • Discuss
    • 9. The flow in open channel is said to be critical if the Froude number is :

    • Options
    • A. less than 1.0
    • B. equal to 1.0
    • C. greater than 1.0
    • D. None of these.
      • Discuss
    • 10. The ratio of the maximum height to which a jet inclined through ? rises to its total horizontal span is

    • Options
    • A. sin ?
    • B. cos ?
    • C. tan ?
    • D. cot ?.
      • Discuss

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