Q. N. second/m² is

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Q. The continuity equation

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Q. Experimental study of laminar fluid flow through a circular tube was conducted by

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Q. The most economical flow control valve for use with large diameter pipes is a

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Q. Each term in Bernaulli's equation represents the __________ of the fluid.

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Q. Which of the following is a dimensionless parameter ?

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Q. Which of the following is an undesirable property of a manometric liquid ?

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Q. Liquid delivery by centrifugal pump starts, only when the head developed by it is equal to the __________ head.

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Q. The speed of sound in an ideal gas varies as the

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Q. The maximum head that can be developed by a single impeller is __________ ft.

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Q. Hydraulic radius is the ratio of

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Q. The unit of bulk modulus of elasticity for a liquid in S.I. unit is

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Q. Power requirement of fans having constant wheel diameter varies __________ fan speed.

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Q. In the low Reynolds number region, the drag force on a sphere is proportional to

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Q. The peripherial velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec.

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Q. Laminar flow is characterised by the nonexistence of

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Q. The length of the tube necessary for the boundary layer to reach the centre of the tube and for fully developed flow to be established is called the __________ length.

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Q. Select the correct practical example of steady non-uniform flow.

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Q. Hydraulic diameter for non-circular ducts is equal to __________ times the area of flow divided by the perimeter.

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Q. Boundary layer thickness in laminar flow over a flat plate increases as (where, d = distance from the leading edge.)

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