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. Which of the following quantities are dimensionless?

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3. Practical fluids possess

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

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5. *Surface float is used to measure

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6. *Rotameter is used for measuring

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7. If the total head of the nozzle of a pipe is 37.5m and the discharge is 1 cubic meter per second, then the power generated is

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

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

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11. *Barometers are used to measure

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

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13. *An ideal flow of a liquid obeys

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

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15. *Bernoulli's equation assumes that

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16. Cavitations is collapsed by

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

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18. Hydrostatic pressure on a dam depends upon its

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19. *Capillary rise is proportional to

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20. 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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21. The pressure less than atmospheric pressure is known as

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

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

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24. Find the capillary rise/fall in a glass tube when immersed in mercury with the following given data: surface tension, σ = 0.52 gmf/cm, angle of contact, θ = 130°, S.G. of mercury = 13.6, diameter of the pipe = 2.5 mm.

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25. *The hydraulic ram is a pump that works on

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

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27. Hooke's law for solids is analogous to

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28. Specific weight of liquid

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

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

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

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

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33. Open channel flow is

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34. *A pitot tube is used to measure

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35. Mouthpieces are used to measure

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

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37. Liquids or fluids

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38. The minimum head loss will occur in

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

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

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

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42. 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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43. *A flow is said to be laminar when

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

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

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

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47. *Surface tension is the force

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48. For the laminar flow through a circular pipe, the maximum velocity is

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49. The pressure difference between inside and outside of a droplet of water is given by (Where σ is surface tension and d is the diameter of the droplet.)

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50. *Capillarity of water is

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