Hydraulics Online Test - Paper 3 » Expert Quiz Test
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Hydraulics Online Test – Paper 3

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Created by 83a36dcfd5c4caff12bc80f0020c9c749e12cbbbdb7c406dc1dd39996cb85836?s=32&d=monsterid&r=g gkaimVikash chaudhary

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  • Total Questions: 50
  • Time Allotted: 50 minutes
  • Passing Score: 70%
  • Randomization: Yes
  • Certificate: Yes
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1. The profile of rising water on the upstream side of the dam is called

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2. *Surface float is used to measure

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3. A fluid particle may possess the displacement of

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4. Specific weight of sea water is more than that of pure water because of

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5. Water hammer is a phenomenon that occurs

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6. *The discharge through a rectangular channel is maximum when

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7. The line joining the points to which the liquid rises in vertical piezometer tubes fitted at different cross-sections of a conduit is known as

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8. A siphon is an

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9. For a circular channel, the wetted perimeter is given by (where θ=half the angle subtended by the water at the center and R= radius of circular channel)

10 / 50

10. *Surface tension is the force

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11. *To measure very low pressure, we use:

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12. *Losses are more in

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13. The depth of flow after the hydraulic jump is

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14. *Cipolletti weir is a trapezoidal weir having a side slope of

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15. An intensifier is used to increase

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16. Velocity of flow may be determined using:

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17. A triangular notch is preferred to a rectangular notch because

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18. *Head loss increases with

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19. *Chazy's formula is given by

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20. *If the velocity of fluid particles varies from point to point in magnitude and direction, as well as from instant to instant, the flow is said to be

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21. The thickness of a sharp-crested weir is kept less than

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22. The Manning's formula for flow in an open channel is given by

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23. A rise or fall of liquid in a glass tube of a very small diameter when dipped is

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24. *The upper surface of the weir over which water flows is known as

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25. Head loss due to friction in a pipe is given by the Darcy-Weisbach equation

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26. When the pipes are connected in series, the total rate of flow

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27. *The discharge passing through the crest having a length of 1.25m, a height of the flow of water 0.25m, and Cd = 0.035 is

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28. Hooke's law for solids is analogous to

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29. Total pressure on the top of a closed cylindrical vessel completely filled with liquid is directly proportional to

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30. For the same specific force, the two depths at which the same discharge occurs are called

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31. If the fluid particles move in a zig-zag way, the flow is called

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32. In an open channel flow

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33. The head of water representing in the case of HGL line is known as

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34. The two depths at which the specific energy is the same are called

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35. *If the velocity, pressure, density, etc., change at a point with respect to time, the flow is called

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36. If the Froude number in open channel flow is more than 1.0, the flow is called

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37. The term z is known as

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38. *The most economical section of a circular channel for the maximum velocity is when

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39. If S is the height of the crest above the base of the channel and H is the head of water over the weir, whose length is L and discharge is Q m^3/sec, the velocity of approach Va is

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40. A ideal fluid

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41. *Water cushion is used to

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42. The numerical value of vorticity is.....of the rotation

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43. If the Froude number in open channel flow is equal to 1.0, the flow is called

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44. *Orifice-meter is used to measure:

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45. *The notch angle for the maximum discharge over a triangular notch is

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46. *The actual velocity through an orifice is........... than the theoretical velocity.

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47. *Which of the following statements is valid?

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48. *The hydraulic ram is a pump that works on

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49. *The hydraulic ram is a device

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50. *The difference between the total energy gradient line and the total energy line is

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