Q. The fluid jet discharging from a 2" diameter orifice has a diameter of 1.75" at its vena-contracta. The co-efficient of contraction is

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Q. Rubber latex is an example of a __________ fluid.

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Q. Which of the following factors does not contribute to the pressure drop in a pipeline ?

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Q. The phenomenon occuring during pumping of a liquid solution containing dissolved gases, which may come out of the solution giving rise to gas pockets, is termed as

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Q. Working of a __________ pump characterises mixed flow.

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Q. Which of the following can be used for the direct measurement of volumetric flow rate of slurry ?

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Q. A pipe is defined as 'hydraulically smooth', if the friction factor

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Q. A Pitot tube indicates 5 cm of water (manometer) when it is being used for measuring velocity of air. The velocity of air in m/sec is

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Q. Delivery of insufficient quantity of liquid by a pump may be caused by

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Q. Fluid resistance to shear depends upon its

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Q. Pick out the wrong statement.

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Q. The velocity profile for a Bingham plastic fluid flowing (under laminar conditions) in a pipe is

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Q. Fanning friction factor for laminar flow of fluid in a circular pipe is

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Q. Mach number is the ratio of the speed of the

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Q. A piezometer opening measures the __________ fluid pressure.

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Q. In case of a __________ the energy of flow is considerably decreased downstream of the machine.

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Q. With increase in the shear rate, the apparent viscosity of pseudoplastic fluids

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Q. Co-efficient of discharge (Cd) is defined as actual discharge/theoretical discharge and is equal to Cc . Cv; where Cc = Co-efficient of contraction and Cv = co-efficient of velocity. Cd of an orifice is usually about

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Q. Purpose of hydraulic accumulator is to

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Q. Pick out the wrong statement.

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