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. Discharge over an ogee weir remains the same as that of

2 / 50

2. If the specific gravity of oil is 0.7, then find the density of oil

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

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4. The maximum velocity in an open channel occurs

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5. 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

6 / 50

6. Specific weight of liquid

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7. *Hydraulic gradient line (H.G.L.) represents the sum of

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

9 / 50

9. Gauge pressure is

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

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11. *Rotameter is used for measuring

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12. A siphon is an

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

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14. The viscosity of liquids varies with temperature

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15. One horsepower is equal to

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16. Hydraulic gradient line for an open flow channel is

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

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18. If the Froude number in open channel flow is less than 1.0, the flow is called

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

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

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

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

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

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

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25. A siphon is used

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26. Hydraulic gradient line and total energy line are

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

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28. ........ is defined as the maximum increase in water level in the path of the flow of water

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29. In fluids, steady flow occurs when

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30. *Losses are more in

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31. 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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32. *Back water curve is caused if there is a

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

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

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35. *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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36. *Molecules of fluids get attracted due to

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

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

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

40 / 50

40. Mach number is the ratio of inertia force to

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41. *Stoke is the unit of

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

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43. Open channel flow is

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44. Velocity of flow may be determined using:

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45. For any channel section, the specific energy increase with

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46. *To measure atmospheric pressure, we use

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

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

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

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50. *1 m head is equivalent to

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