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MCQs: Tubes are fixed to the tube sheet (a thick circular metallic plate) by the method of tube rolling and brazing (non-removable) or ferrule connection (removable). Thickness of the tube, sheet is normally ____________ the outside diameter of the tube but in no case it should be less than 22 mm (7/8″)?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: In a multiple effect evaporator system having ‘n’ effects, the amount of water evaporated per unit surface area in approximately equal to _____________ times that in a single effect?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Slope of counter-current flow rotary drier is in the range of ____________ meter/metre?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Liquid gradient over a tray can be minimised by________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Ratio of tube length to shell diameter for a shell and tube heat exchanger is________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: (Le/D) for couplings and unions would be_______________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: A shell may by termed as thin if its thickness to diameter ratio is less than 0.1. The factor which can be neglected in the calculation of membrane stresses is________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The average velocity in the tubes of a 1-4 heat exchanger is ______________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: _____________ heat exchanger is also known as ‘hair pin type’ exchanger?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: In a shell and tube heat exchanger, triangular pitch arrangement as compared to square pitch arrangement ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Minimum tube pitch recommended for shell and tube heat exchangers is about _______________ times the outside diameter of the tube?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Which of the following efficiencies can be greater than 100% ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Angled baffles are preferred in the agitation tank to control the swirling action; if the viscosity of the liquid to be mixed is about 200 poise. However, the baffle may be completely eliminated for mixing liquids having viscosity above ____________________ poise?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: What is the slope of the operating line in the rectifying section of a distillation column ?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The ratio of lateral strain to linear strain is termed as the___________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Normal screwed fittings are used for pipes upto a diameter of _______________ inches?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: The ratio, (propeller agitator dia/tank dia) is normally taken as____________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Tube height in a calandria type evaporator is normally less than _______________ metres?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Weep holes provided in the plates of a distillation column ____________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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MCQs: Pick out the wrong statement about distillation operation__________________?
Category: Chemical Engineering Mcqs, Published by: teswesm
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