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

2 / 50

2. *If the velocity, pressure, density, etc., do not change at a point with respect to time, the flow is called

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3. 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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4. *Hydraulic gradient is equal to

5 / 50

5. For uniform flow in the channel

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6. With a clinging nappe of a weir, the excess discharge is

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

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8. The basic head loss in a long pipe is:

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9. The inlet length of a venturimeter

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

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

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12. For a long pipe, the head loss

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13. The section of the Jet leaving an orifice, having the minimum cross-section area, is called

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14. Cavitations is collapsed by

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

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16. *Uniform flow is said to occur when

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17. *Surface tension is the force

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

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19. Mach number is the ratio of inertia force to

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20. *Capillary rise is proportional to

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

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22. *Cipolletti weir is a trapezoidal weir having a side slope of

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23. Rotation is defined as the movement of a fluid element in such a way that both of its axes rotate in...

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

25 / 50

25. One horsepower is equal to

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26. Weber number is the ratio of inertia force to

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

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28. *The flow in which the path of individual particles of liquid cross each other is called

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

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30. For a circular channel, the wetted perimeter is given by (where θ=half the angle subtended by the water at the center and R= radius of circular channel)

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31. Gauge pressure is

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32. Which of the following quantities are dimensionless?

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

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

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35. Super-critical flow occurs in

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

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

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38. A steady uniform flow is through a

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39. Open channel flow is

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40. The total energy of a liquid in motion is equal to:

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

42 / 50

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

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

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44. *The total pressure force on a plane area is equal to the area multiplied by the intensity of pressure at its centroid if

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45. The minimum head loss will occur in

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

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

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48. *Which of the following statements is valid?

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49. *Venturimeter is used to measure

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50. 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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