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. The ratio of the inertia and gravitational force acting in any flow, ignoring other forces, is called

2 / 50

2. *The magnitude of water hammer depends upon

3 / 50

3. The maximum velocity in an open channel occurs

4 / 50

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

5 / 50

5. The term z is known as

6 / 50

6. *The hydraulic ram is a device

7 / 50

7. *Capillarity of water is

8 / 50

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

9 / 50

9. *The hydraulic radius is equal to

10 / 50

10. *Piezometers are used to measure

11 / 50

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

12 / 50

12. Gauge pressure is

13 / 50

13. *The orifice used for low discharge is

14 / 50

14. 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

15 / 50

15. *Pressure within a soap bubble is

16 / 50

16. 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)

17 / 50

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

18 / 50

18. If the forces are due to inertia and gravity, and frictional resistance plays only a minor role, the design of channels is made by comparing

19 / 50

19. *Molecules of fluids get attracted due to

20 / 50

20. *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

21 / 50

21. To avoid an interruption in the flow of a siphon, the air vessel is provided

22 / 50

22. *Surface float is used to measure

23 / 50

23. A ideal fluid

24 / 50

24. In an open tube, the free surface of mercury remains

25 / 50

25. From a nozzle exposed to the atmosphere, the liquid jet traverses

26 / 50

26. 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

27 / 50

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

28 / 50

28. If the density of a fluid is constant from point to point in a flow region, it is called

29 / 50

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

30 / 50

30. Super-critical flow occurs in

31 / 50

31. Hooke's law for solids is analogous to

32 / 50

32. In fluids, steady flow occurs when

33 / 50

33. If the Froude number in open channel flow is equal to 1.0, the flow is called

34 / 50

34. Cavitations in flowing fluid occurs when

35 / 50

35. Practical fluids possess

36 / 50

36. *The discharge through a trapezoidal channel is maximum when

37 / 50

37. *Which of the following statements is valid?

38 / 50

38. In an open channel flow

39 / 50

39. *The atmospheric pressure varies with

40 / 50

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

41 / 50

41. Hydrostatic pressure on a dam depends upon its

42 / 50

42. Falling drops of water become spheres due to

43 / 50

43. *Hydraulic gradient line (except siphon)

44 / 50

44. The hydrostatic force exerted by 2 m deep water on the gate downstream is equal to

45 / 50

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

46 / 50

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

47 / 50

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

48 / 50

48. One horsepower is equal to

49 / 50

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

50 / 50

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

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

Your score is

Share your achievement!

LinkedIn Facebook Twitter
0%

Please provide your feedback.

Thank you for your valuable feedback.

Subscribe
Notify of
guest
0 Comments
Inline Feedbacks
View all comments
Scroll to Top