Hydraulics Online Test - Paper 3 » Expert Quiz Test
GK Aim: A Treasure of MCQs

Hydraulics Online Test – Paper 3

0%
Created by 83a36dcfd5c4caff12bc80f0020c9c749e12cbbbdb7c406dc1dd39996cb85836?s=32&d=monsterid&r=g gkaimVikash chaudhary

This is a FREE online test. Beware of scammers who ask for money to attend this test.

Get fresh, new questions in each attempt.

  • Total Questions: 50
  • Time Allotted: 50 minutes
  • Passing Score: 70%
  • Randomization: Yes
  • Certificate: Yes
  • Do not refresh the page!
  • 👍 All the best!

1 / 50

1. Reynolds number is the ratio of initial force and

2 / 50

2. *If a pitot tube is placed with its nose facing sideways, the liquid

3 / 50

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

4 / 50

4. The viscosity of gases varies with temperature

5 / 50

5. A siphon is used

6 / 50

6. If H is the height of the liquid above the sill, the effect of end contraction on each side, according to Francis' formula, is

7 / 50

7. When the fluid is at rest, the shear stress is

8 / 50

8. *The phenomenon occurring in an open channel when a rapidly flowing stream abruptly changes to a slowly flowing stream, causing a distinct rise of the liquid surface, is

9 / 50

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

10 / 50

10. The viscosity of liquids varies with temperature

11 / 50

11. Velocity of flow may be determined using:

12 / 50

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

13 / 50

13. *In flow, the liquid particles may possess

14 / 50

14. "Manning's formula is used for

15 / 50

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

16 / 50

16. *Viscosity of a liquid

17 / 50

17. *Capillary rise is proportional to

18 / 50

18. *Venturimeter is used to measure

19 / 50

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

20 / 50

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

21 / 50

21. Water hammer is a phenomenon that occurs

22 / 50

22. When the water level on the downstream side of a weir is above the top surface of a weir, the weir is known as:

23 / 50

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

24 / 50

24. *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

25 / 50

25. *Head loss increases with

26 / 50

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

27 / 50

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

28 / 50

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

29 / 50

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

30 / 50

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

31 / 50

31. *Total energy line (T.E.L) represents the sum of

32 / 50

32. *Chazy's formula is given by

33 / 50

33. For uniform flow in the channel

34 / 50

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

35 / 50

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

36 / 50

36. 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.

37 / 50

37. *Which of the following statements is valid?

38 / 50

38. *Water cushion is used to

39 / 50

39. If the fluid particles move in straight lines and all the lines are parallel to the surface, the flow is called

40 / 50

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

41 / 50

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

42 / 50

42. The minimum head loss will occur in

43 / 50

43. *The wetted perimeter of a channel is given by

44 / 50

44. *Capillarity of water is

45 / 50

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

46 / 50

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

47 / 50

47. In an open channel flow

48 / 50

48. 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

49 / 50

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

50 / 50

50. *The hydraulic ram is a device

Please provide accurate information so we can send your Achievement Certificate by mail.

Your score is

Share your achievement!

LinkedIn Facebook
0%

Please provide your feedback.

Thank you for your valuable feedback.

Subscribe
Notify of
guest
0 Comments
Scroll to Top