Process Equipment and Plant Design Factor of safety (i.e., overdesign factor) in heat transfer equipments is about __________ percent more than the actual/theoretical design factor. 35-40 43961 15-20 30-35 35-40 43961 15-20 30-35 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 20.8 2 ∞ 1 20.8 2 ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical internally pressurised vessel, which of the following closure types would withstand highest pressure, if each closure is of the same material and thickness? Hemispherical Ellipsoidal (2 : 1) Conical Flat plate Hemispherical Ellipsoidal (2 : 1) Conical Flat plate ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the slope of the operating line in the rectifying section of a distillation coloumn? > 1 ∞ > 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the slope of the operating line in the stripping section of a distillation column? < 1 ? > 1 < 1 ? > 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid redistribution should be done in a packed tower packed with raschig rings every 6 metres or __________ times the column diameter, whichever is lower. 10-12.5 15-20 5-7.5 2.5-3.0 10-12.5 15-20 5-7.5 2.5-3.0 ANSWER DOWNLOAD EXAMIANS APP