Q. Where does the maximum tensile strength occur in a thick cylindrical vessel subjected to internal pressure ?

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Q. It is not desirable to design a heat exchanger for LMTD correction factor, Fᴛ, of less than

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Q. A rivetted joint does not fail by __________ of rivets.

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Q. Triangular pitch tube layout as compared to square pitch in a shell and tube heat exchanger

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Q. Bracket supports are the most suitable for supporting __________ vessels.

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Q. Fresh water carrying pipelines in chemical industries are coloured with __________ color.

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Q. Which of the following material is seldom used for pressure vessel construction ?

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Q. The ratio of shear stress to shear strain is called

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Q. 25 per cent cut segmental baffle means that the baffle

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Q. Liquid/petroleum fuel storage tanks are built underground (as in case of petrol pumps), when the storage capacity is less than __________ kilolitres.

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Q. In a multipass shell and tube heat exchanger, the shell side cross flow area does not depend upon

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Q. Two iron pipes of the same nominal diameter but different schedule numbers will have the same

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Q. Steam side heat transfer co-efficient for design consideration under ordinary condition can be assumed to be about __________ kcal/hr.m².°C.

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Q. Pick out the wrong statement

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Q. Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area increase of about __________ percent.

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Q. In chemical process equipments, the conical bottom heads used, usually has an apex angle of

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Q. Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.

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Q. Shell side heat transfer co-efficient in case of square pitch as compared to the triangular pitch under similar condition of fluid flow and tube size is

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Q. Correct use of 'factor of safety' is very important in equipment design. It is defined as the ratio of the

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Q. The operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing.

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