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 H is the height of the liquid above the sill, the effect of end contraction on each side, according to Francis' formula, is

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

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3. To ensure that water does not rise more than 100 cm above the crest, for a discharge of 5.00 m^3/sec, the length of the weir will be (Cd = 0.62)

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4. The attraction among different particles of the same material is

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5. *Differential manometers are used to measure

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6. The continuity equation

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

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8. If the pressure is applied to the surface of a liquid, the liquid transmits the pressure equally in all directions is given by

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9. The flow in which each liquid particle has a definite path is called

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10. *Hydraulic gradient is equal to

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11. *A pitot tube is used to measure

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12. "Manning's formula is used for

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13. *The atmospheric pressure varies with

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14. Chazy's formula is used to determine

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15. The term P/pg is known as

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16. The discharge through a V-notch weir is directly proportional to:

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

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18. If fluid or flow parameters at any given instant remain the same at every point in space, it is called:

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

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20. *Chazy's formula is given by

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21. *The hydraulic ram is a device

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22. *Venturimeter is used to measure

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

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24. If the forces are due to inertia and gravity, and frictional resistance plays only a minor role, the design of channels is made by comparing

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

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26. *The discharge through a rectangular channel is maximum when

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

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28. The multiplying factor for converting one poise into MKS unit of dynamic viscosity is

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29. *In flow, the liquid particles may possess

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30. Reynolds number is the ratio of initial force and

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31. *1 m head is equivalent to

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

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

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

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35. From a nozzle exposed to the atmosphere, the liquid jet traverses

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

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37. *The specific weight of water 1000 kg/m^3

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38. *If the volume of a liquid weighing 2400 kg is 3 cubic meters, then 0.8 is its:

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39. The pressure less than atmospheric pressure is known as

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

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41. Hydraulic gradient line for an open flow channel is

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42. Cavitations in flowing fluid occurs when

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

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44. *The hydraulic radius is equal to

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45. *Molecules of fluids get attracted due to

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

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47. The imaginary line drawn such that the tangents at its all points indicate the direction of the velocity of the fluid particle at each point is called

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48. As per our convenience which one is correct with respect to the dimensionless number?

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

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

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