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  • Question

  • The hydrostatic force acts through


  • Options
  • A. centre of pressure
  • B. centre of top edge
  • C. centre of bottom edge
  • D. metacentre.

  • Correct Answer
  • centre of pressure 

    • Hydraulics problems

    Search Results

    • 1. For maximum power transmission through a nozzle, (where hf is the head lost due to friction)

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 2. In a short cylindercial external mouthpiece, the venacontracta occurs at a distance from the outlet of orifice equal to

    • Options
    • A. diameter of the orifice
    • B. one-fourth the diameter of the orifice
    • C. one-third the diameter of the orifice
    • D. two-third the diameter of the orifice
      • Discuss
    • 3. To replace a pipe of diameter D by n parallel pipes of diameter d, the formula is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 4. If H is the depth of water retained by a vertical wall, the height of centre of pressure above the bottom is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 5. The gases are considered incompressible if Match number is

    • Options
    • A. equal to 1.0
    • B. equal to 1.5
    • C. is more than 0.5
    • D. less than 0.2
      • Discuss
    • 6. An open container filled with water is moved vertically upward with a uniform linear acceleration. The pressure at its bottom will be

    • Options
    • A. greater than static pressure
    • B. equal to static pressure
    • C. lesser than static pressure
    • D. none of these.
      • Discuss
    • 7. Mass density of liquid (?) is given by

    • Options
    • A.
    • B.
    • C.
    • D. all the above.
      • Discuss
    • 8. The flow in which each liquid particle has a definite path and the paths of adjacent particles do not cross each other, is called

    • Options
    • A. stream line flow
    • B. uniform flow
    • C. steady flow
    • D. turbulent flow.
      • Discuss
    • 9. In an inclined position, a venturimeter records

    • Options
    • A. more reading
    • B. less reading
    • C. same reading
    • D. none of these.
      • Discuss
    • 10. Weber number is the ratio of inertia force to

    • Options
    • A. surface tension
    • B. gravitational force
    • C. elasticity
    • D. viscosity.
      • Discuss

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