Q. Actual lift of a pump is always less than the theoretical lift and is limited by the

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Q. In case of unsteady fluid flow, conditions & flow pattern change with the passage of time at a position in a flow situation. Which of the following is an example of unsteady flow?

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Q. Nature of fluid flow during the opening of a valve in a pipeline is

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Q. The __________ pressure is measured by a static tube.

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Q. The speed of a sound wave in a gas is analogous to the speed of

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Q. Mercury is an ideal barometric fluid mainly due to its

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Q. A spherical particle is falling slow in a viscous liquid such that Reynolds number is less than 1. Which statement is correct for this situation ?

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Q. A gas

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Q. For motion of spherical particles in a stationary fluid, the drag co-efficient in hindered settling compared to that in free settling is

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Q. Specific speed of a centrifugal pump relates it with another pump having the

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Q. Air vessel fitted to a reciprocating pump

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Q. Deformation drag, which is caused by widespread deformation of fluid around the immersed body

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Q. In isotropic turbulence, the __________ are equal to each other.

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Q. Pitot tube measures the __________ of a fluid.

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Q. Which of the following is not dimension-less?

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Q. In laminar flow through a round tube, the discharge varies

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Q. Which is not a variable head meter ?

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Q. The pipe wall thickness is minimum for a pipe of given nominal size having schedule number

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Q. Open channel liquid flow is most conveniently measured by a

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Q. Toothpaste is a

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