Q. An increase in the liquid resistance to interphase mass transfer and a resultant reduction in plate efficiency is caused by

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Q. In the design of a bag filter, the gas temperature is an important consideration, as it affects the

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Q. With increase in temperature drop (in a shell and tube heat exchanger), the LMTD correction factor, Fт

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Q. The normal range of velocity of steam in pipes is __________ m/sec.

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Q. __________ dished head is the strongest of all.

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Q. Hazards associated with the relief valve leakage for extremely hazardous material storage can be taken care of by providing

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Q. Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to

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Q. __________ liquor is best handled in a long tube vertical evaporator.

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Q. Theoretically calculated diameter of the stripping section of the continuous rectification column is __________ that of the enriching section.

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Q. Hold up of material in a operating rotary drier is in the range of

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Q. In case of design of a shell and tube heat exchanger,

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Q. In a cylinderical vessel subjected to internal pressure, the longitudinal stress σʟ and the circumferential stress, σₙ are related by

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Q. Nominal size of a pipe is an indication of its __________ diameter.

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Q. Excessive liquid gradient on a tray may result in the

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Q. The ratio of tube length to shell diameter in case of liquid shell and tube heat exchanger ranges from

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Q. What is the slope of the operating line in the stripping section of a distillation column ?

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Q. __________ shaped roof is most commonly used for cylindrical tanks.

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Q. In a thin cylindrical shell, the hoop stress is __________ stress.

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Q. Commercial packed scrubbers are normally designed for a pressure drop range of __________ mm water coloumn per metre of packed height.

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Q. Pick out the correct statement.

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