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. *Rotameter is used for measuring

2 / 50

2. Open channel flow is

3 / 50

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

4 / 50

4. In an inclined position, a venturimeter records

5 / 50

5. Which of the following quantities are dimensionless?

6 / 50

6. *Surface float is used to measure

7 / 50

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

8 / 50

8. *Chazy's formula is given by

9 / 50

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

10 / 50

10. Reynolds number is the ratio of initial force and

11 / 50

11. The imaginary line drawn such that the tangents at its all points indicate the direction of the velocity of the fluid particle at each point is called

12 / 50

12. The depth of flow at which the specific energy is minimum is called

13 / 50

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

14 / 50

14. The ratio of the percentage error in the discharge and the percentage error in the measurement of head over a rectangular notch is

15 / 50

15. Super-critical flow occurs in

16 / 50

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

17 / 50

17. *Capillary rise is proportional to

18 / 50

18. *The width of a weir with end contraction is

19 / 50

19. 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

20 / 50

20. The minimum head loss will occur in

21 / 50

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

22 / 50

22. Liquids or fluids

23 / 50

23. *Bernoulli's equation assumes that

24 / 50

24. Mach number is the ratio of inertia force to

25 / 50

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

26 / 50

26. *Capillarity of water is

27 / 50

27. *Bernoulli's equation is applied to

28 / 50

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

29 / 50

29. The ratio of the mean velocity to the surface velocity in open channels is equal to

30 / 50

30. *Molecules of fluids get attracted due to

31 / 50

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

32 / 50

32. A siphon is an

33 / 50

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

34 / 50

34. *Orifice-meter is used to measure:

35 / 50

35. 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.

36 / 50

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

37 / 50

37. *The continuity equation deals with the law of conservation of

38 / 50

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

39 / 50

39. The ratio of the percentage error in the discharge and the percentage error in the measurement of head over a triangular notch is

40 / 50

40. *In flow, the liquid particles may possess

41 / 50

41. *Which of the following statements is valid?

42 / 50

42. The term z is known as

43 / 50

43. 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)

44 / 50

44. *Variation in volume of liquid with variation in pressure is called

45 / 50

45. *The notch angle for the maximum discharge over a triangular notch is

46 / 50

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

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47. *The hydraulic radius is equal to

48 / 50

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

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49. *To measure very low pressure, we use:

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50. The basic head loss in a long pipe is:

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