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 deals with the law of conservation of

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

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3. 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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4. The upward water pressure at the base of the structure is called

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

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6. 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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7. When the pipes are connected in parallel, the total loss of head

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8. Which of the following is the example of laminar flow?

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

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

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

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

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13. *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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14. *The types of instrument used to measure low pressure with accuracy is

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

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16. In a venturimeter, the divergent cone is kept

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17. Open channel flow is

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18. *Manometers are used to measure

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19. The maximum velocity in an open channel occurs

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20. *What affects the quantity of mass of a fluid?

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21. A ideal fluid

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22. Mach number is the ratio of inertia force to

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23. Liquids

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24. The imaginary line drawn such that the tangents at its all points indicate the direction of the velocity of the fluid particle at each point is called

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25. The term z is known as

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26. Hydraulic gradient line and total energy line are

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27. *The phenomenon occurring in an open channel when a rapidly flowing stream abruptly changes to a slowly flowing stream, causing a distinct rise of the liquid surface, is

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28. *The hydraulic ram is a device

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29. *Chazy's formula is given by

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30. The multiplying factor for converting one poise into MKS unit of dynamic viscosity is

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31. Find the capillary rise/fall in a glass tube when immersed in mercury with the following given data: surface tension, σ = 0.52 gmf/cm, angle of contact, θ = 130°, S.G. of mercury = 13.6, diameter of the pipe = 2.5 mm.

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32. *The width of a weir with end contraction is

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33. 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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34. *To measure very low pressure, we use:

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

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

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37. *Water cushion is used to

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

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39. 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)

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

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41. Pick up the correct statement from the following

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42. A siphon is used

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43. "Manning's formula is used for

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44. *Pressure head is given by

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

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

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47. 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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48. The hydrostatic force exerted by 2 m deep water on the gate downstream is equal to

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49. *Differential manometers are used to measure

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

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