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. *Losses are more in

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2. *Barometers are used to measure

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3. Hydraulic gradient line and total energy line are

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4. Cavitations in flowing fluid occurs when

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

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6. When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as:

7 / 50

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

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8. *Manometers are used to measure

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9. If the density of a fluid is constant from point to point in a flow region, it is called

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10. In an open channel flow

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11. In fluids, steady flow occurs when

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12. "Manning's formula is used for

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13. If the fluid particles move in a zig-zag way, the flow is called

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14. Euler's number is the ratio of

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

16 / 50

16. *A stepped notch is a combination of

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

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18. *Surface tension is the force

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19. *Rotameter is used for measuring

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

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

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22. *A flow is said to be laminar when

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23. *The upper surface of the notch over which water flows is known as

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24. The term z is known as

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25. *An independent mass of a fluid does not possess

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26. *Water cushion is used to

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

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

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29. *To measure atmospheric pressure, we use

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30. 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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31. If the velocity in a fluid flow changes with respect to the length of the direction of the flow, it is called

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32. In a flowing liquid, a particle may possess

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

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34. A fluid particle may possess the displacement of

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

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

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37. The phenomenon of rising of a liquid surface in a tube of small diameter relative to the adjacent normal level of the liquid is known as

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38. The numerical value of vorticity is.....of the rotation

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39. The error 1% in measuring H will produce a

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40. *Differential manometers are used to measure

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41. Weber number is the ratio of inertia force to

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42. The profile of rising water on the upstream side of the dam is called

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43. With a clinging nappe of a weir, the excess discharge is

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44. The viscosity of gases varies with temperature

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

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47. The depth of flow after the hydraulic jump is

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48. *Hydraulic gradient line (except siphon)

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49. *The energy possessed by a fluid by virtue of its existing pressure is called

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50. *Hydraulic gradient is equal to

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