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

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2. *Manometers are used to measure

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3. In a venturimeter, the divergent cone is kept

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4. With a clinging nappe of a weir, the excess discharge is

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

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6. The continuity equation

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7. The maximum velocity in an open channel occurs

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8. Practical fluids possess

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

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10. *Cipolletti weir is a trapezoidal weir having a side slope of

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

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12. *If the volume of liquid weighing 3000 kg is 4 cubic meters, then the specific gravity is

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13. For any channel section, the specific energy increase with

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14. 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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15. Open channel flow is

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16. The multiplying factor for converting one poise into MKS unit of dynamic viscosity is

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17. *Capillary rise is proportional to

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

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

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20. If the specific gravity of oil is 0.7, then find the density of oil

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21. The term P/pg is known as

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22. Reynolds number is the ratio of initial force and

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23. *Viscosity of a liquid

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

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25. *Rotameter is used for measuring

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26. *Stoke is the unit of

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27. Rotation is defined as the movement of a fluid element in such a way that both of its axes rotate in...

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28. *If a pitot tube is placed with its nose facing downstream, the liquid

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

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30. The term z is known as

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31. *The hydraulic ram is a device

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

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

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34. *The pressure in pipe flow is normally

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

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36. Total pressure on the top of a closed cylindrical vessel completely filled with liquid is directly proportional to

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37. A siphon is an

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

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

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

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41. *Bernoulli's equation assumes that

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

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43. In a flowing liquid, a particle may possess

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44. *Piezometers are used to measure

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

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

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47. Euler's number is the ratio of

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48. Cavitations is collapsed by

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

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50. *Bernoulli's equation is applied to

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