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

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

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

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5. If the fluid particles move in a zig-zag way, the flow is called

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

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7. *The float method is used to measure

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

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9. *Viscosity of a liquid

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10. Mach number is the ratio of inertia force to

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11. 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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12. In the case of vortex flow, the level of water at the center is

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13. Falling drops of water become spheres due to

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14. Super-critical flow occurs in

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15. 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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16. *1 m head is equivalent to

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

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18. *The orifice used for low discharge is

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

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21. The water immediately downstream of the conduit or weir is called

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22. *Stoke is the unit of

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

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24. *The actual velocity through an orifice is........... than the theoretical velocity.

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25. *Cavitations is caused by

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26. *The hydraulic ram is a device

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27. *Manometers are used to measure

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28. *A pitot tube is used to measure

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29. 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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30. Cavitations is collapsed by

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31. The depth of flow after the hydraulic jump is

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32. *To measure atmospheric pressure, we use

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33. The term z is known as

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

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35. *Back water curve is caused if there is a

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

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37. *Head loss increases with

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38. If the Froude number in open channel flow is less than 1.0, the flow is called

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39. Which of the following quantities are dimensionless?

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40. A siphon is an

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41. *Surface float is used to measure

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42. *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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43. "Manning's formula is used for

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44. For any channel section, the specific energy increase with

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45. *The floating method is used for the measurement of

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46. 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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47. The upward water pressure at the base of the structure is called

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48. The minimum head loss will occur in

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49. Velocity of flow may be determined using:

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50. The term P/pg is known as

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