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. The thickness of a sharp-crested weir is kept less than

2 / 50

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

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3. A siphon is an

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4. *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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5. 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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6. Hydraulic gradient line for an open flow channel is

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

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8. A vessel having a depth of 30 cm is filled with water up to a depth of 10 cm from the top level. Find the pressure exerted at a depth of 5 cm and 15 cm from the top of the vessel respectively

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

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

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11. The pressure less than atmospheric pressure is known as

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12. The viscosity of gases varies with temperature

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

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14. Hooke's law for solids is analogous to

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15. "Maximum efficiency of power transmission through a pipe is

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

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17. A substance which deforms continuously under the action of shear stress is called

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18. *To measure very low pressure, we use:

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19. In an open channel flow

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20. Mass density of liquid (p) is given by

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21. For a long pipe, the head loss

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22. *The notch angle for the maximum discharge over a triangular notch is

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23. *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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24. When the fluid is at rest, the shear stress is

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25. *Cavitations is caused by

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26. Hydraulic gradient line and total energy line are

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

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29. Practical fluids possess

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

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31. *The float method is used to measure

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

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33. 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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34. *The hydraulic ram is a device

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35. *Cipolleti weir is a

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36. Weber number is the ratio of inertia force to

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

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

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39. In a flowing liquid, a particle may possess

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40. *Barometers are used to measure

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

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42. *Back water curve is caused if there is a

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43. For the flow of liquid from an open-ended tube (nozzle) leading to the formation of a spray of liquid drops, the number generally is

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44. *Bernoulli's equation is applied to

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45. Cavitations is collapsed by

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

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47. *Bernoulli's equation assumes that

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

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49. *Hydraulic gradient is equal to

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

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