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. An oil of specific gravity 0.7 and pressure 0.14 kgf/cm^2 will have the height of oil as

2 / 50

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

3 / 50

3. 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

4 / 50

4. *Bernoulli's equation assumes that

5 / 50

5. An intensifier is used to increase

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6. For a long pipe, the head loss

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

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8. *Surface float is used to measure

9 / 50

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

10 / 50

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

11 / 50

11. Find the capillary rise/fall in a glass tube when immersed in mercury with the following given data: surface tension, σ = 0.52 gmf/cm, angle of contact, θ = 130°, S.G. of mercury = 13.6, diameter of the pipe = 2.5 mm.

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12. Hooke's law for solids is analogous to

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13. *The term v^2/2g is known as

14 / 50

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

15 / 50

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

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16. The viscosity of gases varies with temperature

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

18 / 50

18. *1 m head is equivalent to

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19. *Venturimeter is used to measure

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

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21. 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

22 / 50

22. *Which of the following statements is valid?

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

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24. Critical depth (he) is given by (where q= rate of flow per unit width of channel)

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

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

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27. Rotation is defined as the movement of a fluid element in such a way that both of its axes rotate in...

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

29 / 50

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

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

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31. The total energy of a liquid in motion is equal to:

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32. Open channel flow is

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33. Cavitations is collapsed by

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

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

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36. Chazy's formula is used to determine

37 / 50

37. In an inclined position, a venturimeter records

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

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

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40. *Water cushion is used to

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

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

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43. 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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44. The most efficient channel section is

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45. Water hammer is a phenomenon that occurs

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46. The continuity equation

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47. A siphon is an

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48. 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)

49 / 50

49. *The types of instrument used to measure low pressure with accuracy is

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50. *Orifice-meter is used to measure:

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