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. The hydrostatic force exerted by 2 m deep water on the gate downstream is equal to

2 / 50

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

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3. The ratio of the inertia and gravitational force acting in any flow, ignoring other forces, is called

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

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5. Water belongs to

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

7 / 50

7. Water hammer is a phenomenon that occurs

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8. Hydrostatic pressure on a dam depends upon its

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9. If S is the height of the crest above the base of the channel and H is the head of water over the weir, whose length is L and discharge is Q m^3/sec, the velocity of approach Va is

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10. The most efficient channel section is

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

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12. A steady uniform flow is through a

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13. *Pascal's law states that pressure at a point is equal in all directions

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14. For uniform flow in the channel

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15. *Bernoulli's equation is applied to

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16. Total head of a particle in motion is the sum of

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17. 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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18. *The pressure in pipe flow is normally

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19. In the case of vortex flow, the level of water at the center is

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

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21. *Manometers are used to measure

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

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23. 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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24. Hooke's law for solids is analogous to

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25. The continuity equation

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

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27. *Losses are more in

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28. 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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29. The thickness of a sharp-crested weir is kept less than

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

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31. When the fluid is at rest, the shear stress is

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32. *Hydraulic gradient is equal to

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33. Mouthpieces are used to measure

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

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

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

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37. A siphon is used

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38. *Chazy's formula is given by

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

40 / 50

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

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41. *A flow is said to be laminar when

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42. *Surface tension is the force

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43. 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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44. *The rate of flow through a venturimeter varies as

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45. An oil of specific gravity 0.7 and pressure 0.14 kgf/cm^2 will have the height of oil as

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

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47. In fluids, steady flow occurs when

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48. *Pressure head is given by

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

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50. *Rotameter is used for measuring

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