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  • Question
  • Pick up the correct statement regarding Borda's mouth piece running full from the following :


  • Options
  • A. Actual velocity at the out let is gH
  • B. Theoretical velocity at the outlet is 2gH
  • C. Coefficient of velocity is 1/2
  • D. Coefficient of contraction is 1
  • E. All the above.

  • Correct Answer
  • All the above. 


  • Hydraulics problems


    Search Results


    • 1. Pick up the correct statement from the following :

    • Options
    • A. For tranquil flow h > 2g or v <
    • B. For critical flow
    • C. For torrential flow h > or v < gh
    • D. None of these.
    • Discuss
    • 2. The mechanical advantage of an ideal machine is 100. For moving the local through 2 m, the effort moves through

    • Options
    • A. 0.02 m
    • B. 2 m
    • C. 2.5 m
    • D. 20 m.
    • Discuss
    • 3. If the tension in a cable supporting a lift moving upwards is twice the tension when the lift is movng downwards, the acceleration of the lift, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • Discuss
    • 4. A satellite moves in its orbit around the earth due to

    • Options
    • A. Gravitational force
    • B. Centripetal force
    • C. Centrifugal force
    • D. none of these.
    • Discuss
    • 5. The unit of Moment of Inertia of a body, is

    • Options
    • A. m
    • B. m2
    • C. m3
    • D. m4
    • E. none of these.
    • Discuss
    • 6. Bernoulli's equation assumes that

    • Options
    • A. fluid is non-viscous
    • B. fluid is homogeneous
    • C. flow is steady
    • D. flow is along the stream line
    • E. all the above.
    • Discuss
    • 7. A pitot tube is used to measure

    • Options
    • A. pressure
    • B. difference in pressure
    • C. velocity of flow
    • D. none of these.
    • Discuss
    • 8. If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.1 kg/cm2, the pressure at a depth of 2.5 m, is

    • Options
    • A. 1 metre of water
    • B. 2 metres of water
    • C. 3 metres of water
    • D. 3.5 metres of water
    • E. 4.0 metres of water.
    • Discuss
    • 9. Unit of kinematic viscosity is

    • Options
    • A. m2/sec
    • B. Newton sec/m2
    • C. Newton sec/m3
    • D. Kg sec/m2.
    • Discuss
    • 10. Euler's equation for motion of liquids, is given by

    • Options
    • A.
    • B.
    • C.
    • D. ?dp + gdz + vdv = 0
    • Discuss


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