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. If the Froude number in open channel flow is equal to 1.0, the flow is called

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2. *If a pitot tube is placed with its nose facing sideways, the liquid

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3. A siphon is used

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4. Mouthpieces are used to measure

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5. *The wetted perimeter of a channel is given by

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6. In an inclined pipe, the pressure difference at its two ends is due to

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7. Pick up the correct statement from the following

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

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9. *Hydraulic gradient line (except siphon)

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

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11. 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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12. *What affects the quantity of mass of a fluid?

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

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14. *In flow, the liquid particles may possess

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

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16. In a flowing liquid, a particle may possess

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17. *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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18. *Capillary rise is proportional to

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

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20. Specific energy of a flowing fluid per unit weight is equal to

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

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

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23. *Rotameter is used for measuring

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24. *The actual velocity through an orifice is........... than the theoretical velocity.

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25. Cavitations is collapsed by

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26. A fluid particle may possess the displacement of

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27. *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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28. A siphon is an

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29. The depth of flow after the hydraulic jump is

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30. *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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31. The water immediately downstream of the conduit or weir is called

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32. *Uniform flow is said to occur when

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

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34. Liquids or fluids

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

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

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37. The two depths at which the specific energy is the same are called

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

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

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41. Chazy's formula is used to determine

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

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

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

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

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46. *Head loss increases with

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47. *Viscosity of a liquid

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48. *The equation of continuity of fluids is applicable only if

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49. The capillary rise or fall of the liquid is given by

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

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