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

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

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3. The viscosity of liquids varies with temperature

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

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5. Specific weight of sea water is more than that of pure water because of

6 / 50

6. The maximum velocity in an open channel occurs

7 / 50

7. *Barometers are used to measure

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8. 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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9. *The atmospheric pressure varies with

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10. *1 m head is equivalent to

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

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

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13. Cavitations in flowing fluid occurs when

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14. When the pipes are connected in parallel, the total loss of head

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15. For uniform flow in the channel

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16. Water belongs to

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17. One horsepower is equal to

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18. *Piezometers are used to measure

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19. A steady uniform flow is through a

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

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21. The most economical section of a circular channel for the maximum discharge is when

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22. The term P/pg is known as

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23. *The main assumption of Bernoulli's equation is

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

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25. *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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26. In an inclined pipe, the pressure difference at its two ends is due to

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27. *An ideal flow of a liquid obeys

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28. The Manning's formula for flow in an open channel is given by

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29. *To measure atmospheric pressure, we use

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30. 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

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

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

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

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34. *Head loss increases with

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35. In a venturimeter, the divergent cone is kept

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36. The term z is known as

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

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38. Hydraulic gradient line for an open flow channel is

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39. *The orifice used for low discharge is

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40. 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)

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

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

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43. Velocity of flow may be determined using:

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44. *The hydraulic ram is a device

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45. "Manning's formula is used for

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

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47. The viscosity of gases varies with temperature

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

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

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

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