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. Mouthpieces are used to measure

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

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

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

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5. *Manometers are used to measure

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

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

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8. *Pascal's law states that pressure at a point is equal in all directions

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9. The viscosity of liquids varies with temperature

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10. The discharge through a V-notch weir is directly proportional to:

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

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12. The most efficient channel section is

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

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

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15. An intensifier is used to increase

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

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17. *Piezometers are used to measure

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

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19. A ideal fluid

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

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21. *The equation of continuity of fluids is applicable only if

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22. Reynolds number is the ratio of initial force and

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23. The viscosity of gases varies with temperature

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24. *Capillarity of water is

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25. *The main assumption of Bernoulli's equation is

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26. *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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27. At the vena contracta, the jet has the minimum cross-sectional area, and so the velocity of the liquid at this section will be

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28. *The magnitude of water hammer depends upon

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29. Practical fluids possess

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

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

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33. *Bernoulli's equation is applied to

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34. In the case of vortex flow, the level of water at the center is

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

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36. *If the velocity, pressure, density, etc., do not change at a point with respect to time, the flow is called

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

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38. *Pressure head is given by

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39. *Orifice-meter is used to measure:

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40. The term P/pg is known as

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41. *The rate of flow through a venturimeter varies as

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

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43. 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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44. 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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45. *The hydraulic radius is equal to

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46. *Uniform flow is said to occur when

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47. The flow in which each liquid particle has a definite path is called

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48. The pressure less than atmospheric pressure is known as

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

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50. *The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at its centroid if

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