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. *An ideal flow of a liquid obeys

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

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

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

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6. *The magnitude of capillary rise is more in:

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7. *The pressure in pipe flow is normally

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8. *The term v^2/2g is known as

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9. Specific weight of liquid

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10. 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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11. *Uniform flow is said to occur when

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

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13. *Bernoulli's theorem deals with the law of conservation of

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14. 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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15. Weber number is the ratio of inertia force to

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16. A siphon is an

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

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18. The inlet length of a venturimeter

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19. *Pressure head is given by

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20. The viscosity of gases varies with temperature

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21. In an inclined position, a venturimeter records

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

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23. *The orifice used for low discharge is

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

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

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26. A ideal fluid

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

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

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

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

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31. Cavitations in flowing fluid occurs when

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

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

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34. Hydrostatic pressure on a dam depends upon its

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

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

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37. *Piezometers are used to measure

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38. The depth of flow after the hydraulic jump is

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39. 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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40. In the case of a broad-crested weir, the depth of water h at the end of the still is given by

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41. In the case of leveling by a level pipe, the level is indicated by

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

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43. *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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44. *The equation of continuity of fluids is applicable only if

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45. *Variation in volume of liquid with variation in pressure is called

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46. *A flow is said to be laminar when

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47. The ratio of the percentage error in the discharge and the percentage error in the measurement of head over a rectangular notch is

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48. Cavitations is collapsed by

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49. *The floating method is used for the measurement of

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50. *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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