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. In an inclined position, a venturimeter records

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2. Flow in pipes is turbulent if the Reynolds number is

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3. *Bernoulli's equation assumes that

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4. Which of the following quantities are dimensionless?

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5. *The float method is used to measure

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6. *The most economical section of a circular channel for the maximum velocity is when

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

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8. A rise or fall of liquid in a glass tube of a very small diameter when dipped is

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9. Gauge pressure is

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10. The phenomenon of rising of a liquid surface in a tube of small diameter relative to the adjacent normal level of the liquid is known as

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

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

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13. *Cipolleti weir is a

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14. *Hydraulic gradient is equal to

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

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16. The error 1% in measuring H will produce a

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17. An intensifier is used to increase

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18. *The equation of continuity of fluids is applicable only if

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

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

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21. *The magnitude of water hammer depends upon

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22. The viscosity of gases varies with temperature

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

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25. The term z is known as

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26. As per our convenience which one is correct with respect to the dimensionless number?

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27. Cavitations is collapsed by

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28. Total head of a particle in motion is the sum of

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29. *Back water curve is caused if there is a

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30. Mass density of liquid (p) is given by

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31. *The rate of flow through a V-notch varies as:

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32. One horsepower is equal to

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33. In an open channel flow

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34. Super-critical flow occurs in

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

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36. *Orifice-meter is used to measure:

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37. *The rise of the water table, which takes place due to the transformation of the unstable shooting flow (super-critical) to the stable streaming is called

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

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39. *If the velocity, pressure, density, etc., do not change at a point with respect to time, the flow is called

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40. *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

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

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42. Cavitations in flowing fluid occurs when

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43. 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

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44. The minimum head loss will occur in

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45. Practical fluids possess

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46. *A stepped notch is a combination of

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47. If the pressure is applied to the surface of a liquid, the liquid transmits the pressure equally in all directions is given by

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48. In a venturimeter, the divergent cone is kept

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49. Falling drops of water become spheres due to

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50. *Surface tension is the force

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