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%
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1. The continuity equation

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2. *If the volume of liquid weighing 3000 kg is 4 cubic meters, then the specific gravity is

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3. The depth of flow after the hydraulic jump is

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4. The viscosity of gases varies with temperature

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5. The pressure less than atmospheric pressure is known as

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6. If fluid or flow parameters at any given instant remain the same at every point in space, it is called:

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

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8. The ratio of the mean velocity to the surface velocity in open channels is equal to

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9. *The flow in which the path of individual particles of liquid cross each other is called

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10. *The rise of the water table, which takes place due to the transformation of the unstable shooting flow (super-critical) to the stable streaming is called

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11. If the volume of a liquid weighing 3000 kg is 4 cubic meters, then 0.75 is its

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

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13. If the Froude number in open channel flow is less than 1.0, the flow is called

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

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15. *If the velocity in a fluid flow does not change with respect to the length of the direction of flow, it is called

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16. *Hydraulic gradient line (except siphon)

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17. *A stepped notch is a combination of

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

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19. *The continuity equation deals with the law of conservation of

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20. The total energy of a liquid in motion is equal to:

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21. Poise is the unit of

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22. *The atmospheric pressure varies with

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23. Cavitations is collapsed by

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24. If the pressure is applied to the surface of a liquid, the liquid transmits the pressure equally in all directions is given by

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25. In an open channel flow

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26. A siphon is an

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27. *The magnitude of water hammer depends upon

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28. A fluid particle may possess the displacement of

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

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30. The ratio of the inertia and gravitational force acting in any flow, ignoring other forces, is called

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31. The minimum head loss will occur in

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32. The most economical section of a circular channel for the maximum discharge is when

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33. *A flow is said to be laminar when

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

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35. In the case of a broad-crested weir, the depth of water h at the end of the still is given by

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36. If H is the height of the liquid above the sill, the effect of end contraction on each side, according to Francis' formula, is

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

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38. *Chazy's formula is given by

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

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40. 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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41. If the forces are due to inertia and gravity, and frictional resistance plays only a minor role, the design of channels is made by comparing

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42. 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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43. *Orifice-meter is used to measure:

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44. If the fluid particles move in straight lines and all the lines are parallel to the surface, the flow is called

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45. Which of the following quantities are dimensionless?

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46. The term z is known as

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47. In a flowing liquid, a particle may possess

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48. Crest of a weir is lower than d/s water level

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49. Mouthpieces are used to measure

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50. The water immediately downstream of the conduit or weir is called

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