MCQs: 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?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: It is not desirable to design a heat exchanger for LMTD correction factor, FT, of less than _________________?
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MCQs: Overall distillation column efficiency for most of the refinery columns can be given by (for μ = 0.07 – 1.4 cp and relative volatility < 4) (where ε = overall column efficiency, % μ = molal average viscosity of feed at average column temperature and pressure, cp Δp = pressure drop per tray, psi) ?
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MCQs: In a ______________ riveted joint, the rivets in the various rows are opposite to each other?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: In actual operation of a bubble cap distillation tower, the ______________ at the bottom of the tower is more than that at the top of the tower?
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MCQs: 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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MCQs: (Le/D) for fully open gate valves would be __________________?
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MCQs: _______________ shaped roof is most commonly used for cylindrical tanks ?
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MCQs: The minimum plate spacing in most of the petroleum refinery distillation columns (of dia > 3 ft) is normally _____________ inches?
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MCQs: ____________________ strain is measured using a ‘strain rosetter’ ?
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MCQs: In the design of a shell and tube heat exchanger, the corrosion allowance ____________________?
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MCQs: In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed _______________________ of the column diameter?
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MCQs: With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the ______________________ decreases?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: In the design of a bag filter, the gas temperature is an important consideration, as it affects the___________________?
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MCQs: Longitudinal stress induced in a thin walled cylindrical storage vessel is __________________?
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MCQs: Generally, no corrosion allowance in wall thickness of a part is required, if the thickness is more than ______________ mm?
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MCQs: The normal range of velocity of steam in pipes is _________________________ m/sec?
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MCQs: The wall thickness for a large high pressure pipeline is determined by the consideration of the____________________?
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MCQs: Compensation against openings in process vessels for giving inlet and outlet connections, for providing sight glasses and manholes etc. is provided for strength and rigidity. The most efficient type of compensation is of _______________ type?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Hazards associated with the relief valve leakage for extremely hazardous material storage can be taken care of by providing___________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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