Q. Isothermal turbulent flow of a fluid results in decrease of its pressure, which depends on the

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Q. In case of end to end connection of two or more pipes in series, the __________ each pipe.

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Q. Which of the following equations applies to the fluid flow through a packed bed for very large Reynolds number ?

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Q. The flow of gas along a pipe in the direction of decreasing pressure causes decrease in its

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Q. Centrifugal pump can't be used to pump

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Q. A stream line is

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Q. Which of the following must be followed by the flow of a fluid (real or ideal)?

(I) Newton's law of viscosity.
(II) Newton's second law of motion.
(III) The continuity equation.
(IV) Velocity of boundary layer must be zero relative to boundary.
(V) Fluid cannot penetrate a boundary.

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Q. Mach number is defined as the ratio of the local flow velocity to the sonic velocity in the fluid. For what value of Mach number, the gases are considered incompressible ?

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Q. Boundary layer exists in flow

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Q. Rubber latex is an example of __________ fluid.

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Q. Velocity head on sudden enlargement in a horizontal pipe is converted into __________ head.

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Q. The momentum correction factor for the velocity distribution of laminar flow is

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Q. For the same flow rate of a fluid, the pressure drop is the least for

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Q. The valve commonly used in pipes larger than 2" dia is a

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Q. Foot valves are provided in the suction line of a centrifugal pump to

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Q. An ideal fluid is

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Q. The distance between metacentre and __________ is called metacentric height.

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Q. Check valve is used for __________ flow.

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Q. Capacity of a rotary gear pump can be varied by

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Q. For a given Reynolds number, in a hydraulically smooth pipe, further smoothening __________ the friction factor.

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