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 hydraulic ram is a device

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2. Water hammer is a phenomenon that occurs

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

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

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

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

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

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10. Velocity of flow may be determined using:

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11. *If the volume of liquid weighing 3000 kg is 4 cubic meters, then the specific gravity is

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

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13. A vessel having a depth of 30 cm is filled with water up to a depth of 10 cm from the top level. Find the pressure exerted at a depth of 5 cm and 15 cm from the top of the vessel respectively

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

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15. The minimum head loss will occur in

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16. Super-critical flow occurs in

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

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18. Mach number is the ratio of inertia force to

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19. *Barometers are used to measure

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

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21. The viscosity of liquids varies with temperature

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22. *The most economical section of a circular channel for the maximum velocity is when

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

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24. *Bernoulli's equation is applied to

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25. Gauge pressure is

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

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

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

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

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30. *Piezometers are used to measure

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31. 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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32. *The upper surface of the weir over which water flows is known as

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33. Cavitations in flowing fluid occurs when

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34. *The discharge passing through the crest having a length of 1.25m, a height of the flow of water 0.25m, and Cd = 0.035 is

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35. A siphon is used

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36. The numerical value of vorticity is.....of the rotation

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37. Weber number is the ratio of inertia force to

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38. *Pressure within a soap bubble is

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39. The line joining the points to which the liquid rises in vertical piezometer tubes fitted at different cross-sections of a conduit is known as

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

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41. *The difference between the total energy line and the hydraulic gradient line is

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42. *Manometers are used to measure

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43. *A stepped notch is a combination of

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

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

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47. Hydraulic gradient line for an open flow channel is

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48. Head loss due to friction in a pipe is given by the Darcy-Weisbach equation

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

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50. *The hydraulic radius is equal to

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