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%
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1. Total head of a particle in motion is the sum of

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

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3. In fluids, steady flow occurs when

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

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

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

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7. 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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8. *The magnitude of water hammer depends upon

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9. *The condition for the maximum velocity and discharge is given by (closed flow)

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10. A ideal fluid

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11. *If the velocity of fluid particles varies from point to point in magnitude and direction, as well as from instant to instant, the flow is said to be

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12. 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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13. 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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14. The difference in pressure head measured by a mercury-oil differential manometer for a 20 cm difference of mercury level will be (specific gravity of oil-0.8)

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15. Practical fluids possess

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

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17. *In flow, the liquid particles may possess

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18. *An orifice is called a large orifice if the water head is

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19. Liquids or fluids

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

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21. Which of the following has the highest coefficient of discharge:

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22. *Pressure within a soap bubble is

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

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24. Euler's number is the ratio of

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25. *The upper surface of the notch over which water flows is known as

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26. In the case of leveling by a level pipe, the level is indicated by

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

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28. *Molecules of fluids get attracted due to

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29. 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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30. 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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31. *The pressure in pipe flow is normally

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32. In the case of a broad-crested weir, the depth of water h at the end of the still is given by

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

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35. *The float method is used to measure

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

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37. Hydrostatic pressure on a dam depends upon its

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

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39. The multiplying factor for converting one poise into MKS unit of dynamic viscosity is

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40. To avoid an interruption in the flow of a siphon, the air vessel is provided

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41. Discharge over an ogee weir remains the same as that of

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42. Which of the following quantities are dimensionless?

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43. If the specific gravity of oil is 0.7, then find the density of oil

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

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

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

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

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48. *Manometers are used to measure

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

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50. A triangular notch is preferred to a rectangular notch because

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