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

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2. Euler's number is the ratio of

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

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4. *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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5. The most economical section of a circular channel for the maximum discharge is when

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6. "Maximum efficiency of power transmission through a pipe is

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7. An intensifier is used to increase

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8. Gauge pressure is

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9. *Pascal's law states that pressure at a point is equal in all directions

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10. *Viscosity of a liquid

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

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

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13. *Molecules of fluids get attracted due to

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14. Which of the following is the example of laminar flow?

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15. *The main assumption of Bernoulli's equation is

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16. 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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17. *The rate of flow through a venturimeter varies as

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

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19. In an open channel flow

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20. *The atmospheric pressure varies with

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

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

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23. *A flow is said to be laminar when

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24. *Surface tension is the force

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

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

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27. 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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28. *Uniform flow is said to occur when

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

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30. *Stoke is the unit of

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31. *Hydraulic gradient line (except siphon)

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32. Mach number is the ratio of inertia force to

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

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34. Super-critical flow occurs in

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35. In a flowing liquid, a particle may possess

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36. 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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37. *Hydraulic gradient line (H.G.L.) represents the sum of

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

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

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

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41. *The hydraulic radius is equal to

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42. 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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43. The error 1% in measuring H will produce a

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

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45. The continuity equation

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46. *The pressure in pipe flow is normally

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47. A fluid particle may possess the displacement of

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48. *The energy possessed by a fluid by virtue of its existing pressure is called

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

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50. One horsepower is equal to

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