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. Pick up the correct statement from the following

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

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3. If the density of a fluid is constant from point to point in a flow region, it is called

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4. Rotation is defined as the movement of a fluid element in such a way that both of its axes rotate in...

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5. *An ideal flow of a liquid obeys

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6. To avoid an interruption in the flow of a siphon, the air vessel is provided

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7. In a venturimeter, the divergent cone is kept

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8. *The wetted perimeter of a channel is given by

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9. Flow in pipes is turbulent if the Reynolds number is

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10. "Manning's formula is used for

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11. In an open channel flow

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12. When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as:

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13. Total head of a particle in motion is the sum of

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14. *Total energy line (T.E.L) represents the sum of

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15. *Cipolleti weir is a

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16. An oil of specific gravity 0.7 and pressure 0.14 kgf/cm^2 will have the height of oil as

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

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18. ........ is defined as the maximum increase in water level in the path of the flow of water

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19. *If a pitot tube is placed with its nose facing sideways, the liquid

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20. *The hydraulic radius is equal to

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21. *A pitot tube is used to measure

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22. The pressure less than atmospheric pressure is known as

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23. The section of the Jet leaving an orifice, having the minimum cross-section area, is called

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24. *If a pitot tube is placed with its nose facing downstream, the liquid

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25. *A stepped notch is a combination of

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

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

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28. In the case of leveling by a level pipe, the level is indicated by

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29. *Manometers are used to measure

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30. *The imaginary line joining each head of water is called

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31. For the laminar flow through a circular pipe, the maximum velocity is

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32. In an open tube, the free surface of mercury remains

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

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34. Hydrostatic pressure on a dam depends upon its

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35. *An independent mass of a fluid does not possess

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36. From a nozzle exposed to the atmosphere, the liquid jet traverses

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37. Critical depth (he) is given by (where q= rate of flow per unit width of channel)

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38. *The term v^2/2g is known as

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39. The depth of flow after the hydraulic jump is

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

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41. *The discharge through a trapezoidal channel is maximum when

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42. Chazy's formula is used to determine

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43. *The rate of flow through a V-notch varies as:

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44. The depth of flow at which the specific energy is minimum is called

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45. *Losses are more in

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46. A siphon is an

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47. *If the volume of a liquid weighing 2400 kg is 3 cubic meters, then 0.8 is its:

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48. The attraction among different particles of the same material is

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

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50. *To measure atmospheric pressure, we use

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