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. Which of the following quantities are dimensionless?

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2. *The hydraulic radius is equal to

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

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

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6. *An ideal flow of a liquid obeys

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

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8. A steady uniform flow is through a

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9. *Rotameter is used for measuring

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10. *The magnitude of capillary rise is more in:

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11. The ratio of the mean velocity to the surface velocity in open channels is equal to

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12. Gauge pressure is

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

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14. A siphon is used

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

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17. *Stoke is the unit of

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

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

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

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22. *Surface tension is the force

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

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

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25. *Pressure head is given by

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26. Weber number is the ratio of inertia force to

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27. *Head loss increases with

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

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

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30. In an inclined position, a venturimeter records

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31. *Barometers are used to measure

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32. Pick up the correct statement from the following

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

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34. 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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35. Mass density of liquid (p) is given by

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36. *A stepped notch is a combination of

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37. If the velocity in a fluid flow changes with respect to the length of the direction of the flow, it is called

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38. *Molecules of fluids get attracted due to

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

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40. *Bernoulli's equation assumes that

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41. *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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42. *In flow, the liquid particles may possess

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

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44. Chazy's formula is used to determine

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

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46. Mouthpieces are used to measure

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47. *Water cushion is used to

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48. *To measure very low pressure, we use:

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

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50. The depth of flow after the hydraulic jump is

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