Q. Skirt support is the most suitable for supporting __________ vessels.

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Q. The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches.

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Q. Joint efficiency (J) for a seamless pipe is

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Q. For a given design of bubble cap, the number of bubble caps to be used per tray is set by the

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Q. The shell side pressure drop in a shell and tube heat exchanger is maximum for __________ baffle.

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Q. The function of manholes provided in the shell of a distillation column is to

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Q. A cylindrical storage tank can have a self supported conical roof,

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Q. For high pressure process equipments/vessels, the connected nozzle should be

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Q. Smoker's equation for the calculation of number of equilibrium stages in a continuous binary distillation column is used, when the

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Q. Column support for the roof of cylindrical storage tank must be provided for

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Q. For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness ?

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Q. The minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches.

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Q. Oxygen carrying pipelines in chemical industries are coloured with __________ colour.

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Q. Normally, the ratio of the total riser area to the tower cross sectional area (for bubble cap towers of diameter more than 3 ft) is around

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Q. Pick out the wrong statement about the design of seive plate column and the bubble cap column.

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Q. Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter.

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Q. The thickness of segmental baffles (25 -35% cut truncated plates usually) is generally __________ the tube wall thickness.

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Q. The safe height (h) to diameter (d) ratio (i.e., h/d) for liquid/petro fuel storage tank of capacity more than 45 kilolitres is less than

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Q. For given number of passes, pitch & tube diameter, the maximum number of tubes that can be accommodated in a shell of tripled inside diameter will be __________ times.

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Q. The ratio of linear stress to linear strain is termed as the

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