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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. "Manning's formula is used for

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

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

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4. Which of the following quantities are dimensionless?

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5. *Which of the following statements is valid?

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

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

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

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10. *Surface float is used to measure

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11. For uniform flow in the channel

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

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13. For a long pipe, the head loss

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14. 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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15. 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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16. In an open channel flow

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17. *Head loss increases with

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

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19. *Hydraulic gradient is equal to

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20. In a venturimeter, the divergent cone is kept

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

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22. For the same specific force, the two depths at which the same discharge occurs are called

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23. A steady uniform flow is through a

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24. *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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25. *Pressure within a soap bubble is

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

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27. *Capillary rise is proportional to

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

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

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33. A ideal fluid

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34. *The pressure in pipe flow is normally

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

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36. *Chazy's formula is given by

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

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

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39. *The equation of continuity of fluids is applicable only if

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

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

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42. Liquids or fluids

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43. One horsepower is equal to

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44. Super-critical flow occurs in

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45. *The orifice used for low discharge is

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

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

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

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49. A fluid particle may possess the displacement of

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50. *The hydraulic radius is equal to

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