Q. With increase in molecular weight of the gas, the head developed by a centrifugal compressor will

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Q. Pressure difference between two points in vessels, pipelines or in two different pipelines can be measured by a differential manometer. The pressure difference measured as the mm of water coloumn in case of mercury-water, differential manometer is equal to (where, H = difference in height of mercury column in mm).

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Q. The boundary layer thickness at a given section along a flat plate __________ with increasing Reynold's number.

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Q. Low specific speed of a pump implies that, it is a/an __________ pump.

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Q. The maximum discharge through a circular channel takes place, when the depth of the fluid flow is __________ times the pipe diameter.

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Q. When the head pumped against is less than the head of the fluid used for pumping, the usual device is a/an

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Q. Two fluids are flowing through two similar pipes of the same diameter. The Reynold's number is same. For the same flow rate if the viscosity of a fluid is reduced to half the value of the first fluid, the pressure drop will

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Q. What is the value of co-efficient of discharge for square edged circular orifice (for β = 0.3 to 0.5) ?

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Q. A lubricant 100 times more viscous than water would have a viscosity (in Pa.s)

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Q. Nominal Pipe Size (NPS) of a pipe less than 12 inches in diameter indicates its

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Q. I.D. of 1/4" schedule 40 pipe is 0.364". I.D. of a 1/2" schedule 40 pipe would be __________ inch

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Q. A pump operating under specific conditions delivers insufficient quantity of liquid. This may be set right by

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Q. Two liquids manometer is used for measuring small pressure differences in

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Q. A piezometer provided in the pipe measures

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Q. For pumping slurry, one can use a __________ pump.

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Q. Bernoulli's equation describes the

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Q. For laminar flow of a fluid through a packed bed of spheres of diameter d, the pressure drop per unit length of bed depends upon the sphere diameter as

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Q. Which law/principle of solid mechanics is similar/equivalent to Newton's law of viscosity in fluid mechanics ?

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Q. When larger particles e.g., grains are subjected to fluidisation, the corresponding bed produced is termed as the __________ bed.

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Q. Which of the following is a Newtonian fluid?

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