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  • Question

  • The moment of inertia of a floating body along its longitudinal axis and the volume of water displaced by it are I and V respectively. The height of the metacentre above centre of buoyancy of the body, is


  • Options
  • A. The moment of inertia of a floating body along its longitudinal axis and the volume of water displac
  • B. The moment of inertia of a floating body along its longitudinal axis and the volume of water displac
  • C. The moment of inertia of a floating body along its longitudinal axis and the volume of water displac
  • D. The moment of inertia of a floating body along its longitudinal axis and the volume of water displac
  • E.

  • Correct Answer
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    • Hydraulics problems

    Search Results

    • 1. A cylinder 3 m in diameter and 4 m long retains water one side as shown in the below figure. If the weight of the cylinder is 2000 kgf, the horizontal reaction at B is

    • Options
    • A. 10,000 kgf
    • B. 15,000 kgf
    • C. 20,000 kgf
    • D. 18,000 kgf.
      • Discuss
    • 2. The Empirical formula for discharge over large rectangular weirs, is known as

    • Options
    • A. Francis formula
    • B. Bazin formula
    • C. Rehbook formula
    • D. Kutter's formula.
      • Discuss
    • 3. The maximum vacuum created at the summit of a syphon is

    • Options
    • A. 2.7 m of water
    • B. 7.4 m of water
    • C. 5.5 m of water
    • D. none.
      • Discuss
    • 4. If the volume of a liquid weighing 3000 kg is 4 cubic metres, 0.75 is its

    • Options
    • A. specific weight
    • B. specific mass
    • C. specific gravity
    • D. none of these.
      • Discuss
    • 5. Inside pressure in a hollow soap bubble in the air is : (where d is the diameter of the bubble)

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 6. The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at its centroid, if

    • Options
    • A. area is horizontal
    • B. area is vertical
    • C. area is inclined
    • D. all the above.
      • Discuss
    • 7. The side slope of Cipolletti weir is generally kept

    • Options
    • A. 1 to 4
    • B. 1 to 3
    • C. 1 to 2
    • D. 1 : 5
      • Discuss
    • 8. A tank 4m x 3m x 2m containing an oil of specific gravity 0.83 is moved with an acceleration g/2 m sec2. The ratio of the pressures at its bottom when it is moving vertically up and down, is

    • Options
    • A. 2
    • B. 3
    • C. 1/2
    • D. 1/3
      • Discuss
    • 9. A piezometer opening in pipes measures

    • Options
    • A. velocity head
    • B. static pressure
    • C. total pressure
    • D. negative static pressure.
      • Discuss
    • 10. The thickness of a sharp crested weir is kept less than

    • Options
    • A. one-third of the height of water on the sill
    • B. one-half of the height of water on the sill
    • C. one-fourth of the height of water on the sill
    • D. two-third of the height of water on the sill
    • E. none of these.
      • Discuss

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