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

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

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

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4. Velocity of flow may be determined using:

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5. *The float method is used to measure

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6. The upward water pressure at the base of the structure is called

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7. *The rate of flow through a venturimeter varies as

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8. Reynolds number is the ratio of initial force and

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

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

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11. The water immediately downstream of the conduit or weir is called

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

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13. *The energy possessed by a fluid by virtue of its existing pressure is called

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14. The pressure less than atmospheric pressure is known as

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15. *Surface float is used to measure

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16. A siphon is an

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17. 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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18. The basic head loss in a long pipe is:

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19. 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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20. *The orifice used for low discharge is

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

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22. *Venturimeter is used to measure

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23. The viscosity of liquids varies with temperature

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

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

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26. The term z is known as

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

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

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29. The two depths at which the specific energy is the same are called

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30. For the flow of liquid from an open-ended tube (nozzle) leading to the formation of a spray of liquid drops, the number generally is

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

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32. *If the velocity, pressure, density, etc., change at a point with respect to time, the flow is called

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33. Chazy's formula is used to determine

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34. A steady uniform flow is through a

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35. The numerical value of vorticity is.....of the rotation

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

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

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38. Falling drops of water become spheres due to

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

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

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

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

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43. *The atmospheric pressure varies with

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44. In an inclined position, a venturimeter records

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

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46. 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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47. Pick up the correct statement from the following

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48. *Stoke is the unit of

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49. The pressure difference between inside and outside of a droplet of water is given by (Where σ is surface tension and d is the diameter of the droplet.)

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

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