Process Equipment & Plant Design Mcqs for Chemical

Q.  A binary liquid Azeotropic mixture has boiling point lower than either of the components, when it shows _____________ deviation from Raoult’s Law?

a. Positive
b. Negative
c. No
d. None of these


ANSWER: See Answer
 
No explanation is available for this question!
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MCQs:  A cylindrical pressure vessel of volume 6 πm3 has to be designed to withstand a maximum internal pressure of 10 atm. The allowable design stress of the material is 125N/mm2 and corrosion allowance is 2 mm. The thickness of the vessel for a length/diameter ratio of 3 will be close to________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The ratio of down take area to cross-sectional area of the tube, for calandria type evaporator ranges from_________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The thickness of heat transfer plates used in the plate type heat exchanger ranges from _____________ mm, pressed in a single piece provided with grooves & corrugations?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Circumferential (hoop) stress in a thin cylindrical vessel under internal pressure is _____________ the longitudinal stress?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The optimum size ratio for two mixed reactors in series depends on the kinetics of the reaction and the conversion level. For reaction orders more than one, the_________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  For turbine agitator, the impeller diameter is about_________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Commercial packed scrubbers are normally designed for a pressure drop range of ______________ mm water column per metre of packed height?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The slope of operating line in the rectifying section of a distillation column is unity, if the reflux ratio is___________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Overall mass transfer co-efficient in case of absorption of __________ in water is based on the gas film co-efficient only, as the mass transfer process is gas film (phase) controlling ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to _____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The most common standard size of bubble caps used in industrial operation is___________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Heat transfer co-efficient, hG(Kcal/hr.m2 .°C) and mass velocity of air, G (kg/hr.m2 ) for air flow parallel to the surface in case of constant drying rate in batch drying is related as hG = 0.0176G0.8. But when the flow of air perpendicular to the surface is encountered, this equation changes to ____________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Height equivalent to a theoretical plate (HETP) is the height of packing that will give the same separation as one theoretical plate in gas-liquid mass transfer operations like distillation, absorption/stripping and humidification/dehumidification. HETP which is experimentally determined, depends upon the_______________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Liquid gradient over the tray results due to the___________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The ratio of tube length to shell diameter in case of liquid shell and tube heat exchanger ranges from__________________?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The slope of the feed line in distillation operation is given by (where, q = fraction of the feed stream that is liquid ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  ____________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.)?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about ______________ times the design pressure?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following factors affect the pressure drop in a co-current gas-liquid absorption packed tower ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts
MCQs:  Which of the following packing materials provides for maximum mass transfer ?
Category: Chemical Engineering Mcqs,   Published by: T-Code Scripts