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  • Question

  • A water tank partially filled with water is being carried on a truck moving with a constant horizontal acceleration. The level of the water


  • Options
  • A. rises on the front side of the tank
  • B. falls on the back side of the tank
  • C. remains the same at both sides of the tank
  • D. rises on the back side and falls on the front side
  • E. none of these.

  • Correct Answer
  • rises on the back side and falls on the front side 

    • Hydraulics problems

    Search Results

    • 1. The pressure variation along the radial direction for vortex flow along a horizontal plane is related by

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 2. Orifice-meter is used to measure

    • Options
    • A. pressure at the point
    • B. discharge
    • C. average speed
    • D. velocity.
      • Discuss
    • 3. The minimum specific energy of flow of water in open channel is : (where hc is the critical depth)

    • Options
    • A. hc
    • B.
    • C.
    • D. hc
      • Discuss
    • 4. If the Mach number for a fluid flow is less than 1, the flow is

    • Options
    • A. sonic
    • B. supersonic
    • C. sub-sonic
    • D. none of these.
      • Discuss
    • 5. For a long pipe, the head loss

    • Options
    • A. at the entrance is ignored
    • B. at the outlet is ignored
    • C. at the entrance and outlet both are ignored
    • D. due to friction is ignored.
      • Discuss
    • 6. In a venturimeter, the divergent cone is kept

    • Options
    • A. shorter than convergent cone
    • B. equal to covergent cone
    • C. longer than convergent cone
    • D. none of these.
      • Discuss
    • 7. In flowing liquids pitot tubes are used measure

    • Options
    • A. discharge
    • B. pressure
    • C. velocity
    • D. depth.
      • Discuss
    • 8. The upper surface of the weir over which water flows, is known as

    • Options
    • A. vein
    • B. nappe
    • C. sill
    • D. none of these.
      • Discuss
    • 9. The instrument used for measuring the velocity of flow, is known as

    • Options
    • A. venturimeter
    • B. orifice meter
    • C. pitot tube
    • D. none of these.
      • Discuss
    • 10. The acceleration f required to accelerate a rectangular tank containing water horizontally so that the slope of its free surface is 45°, is

    • Options
    • A. g/2
    • B. g
    • C. 2 g
    • D. 2.5 g
    • E. 3 g.
      • Discuss

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