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

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

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

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

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

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8. *In flow, the liquid particles may possess

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9. Which of the following has the highest coefficient of discharge:

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10. *Surface float is used to measure

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

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

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

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16. A siphon is an

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17. *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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18. As per our convenience which one is correct with respect to the dimensionless number?

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19. If the total head of the nozzle of a pipe is 37.5m and the discharge is 1 cubic meter per second, then the power generated is

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20. The inlet length of a venturimeter

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21. A ideal fluid

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

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

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24. 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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25. When the fluid is at rest, the shear stress is

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

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

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29. *The pressure in pipe flow is normally

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30. *A pitot tube is used to measure

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

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

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33. In an open channels the analysis of a sugar is done by using

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34. *Orifice-meter is used to measure:

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

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

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

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38. *Rotameter is used for measuring

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39. Water belongs to

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40. *The condition for the maximum velocity and discharge is given by (closed flow)

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41. *Pressure within a soap bubble is

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42. Mouthpieces are used to measure

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

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44. *A stepped notch is a combination of

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45. Reynolds number is the ratio of initial force and

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46. Falling drops of water become spheres due to

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47. The continuity equation

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

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50. *The hydraulic ram is a device

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