Process Equipment and Plant Design Diameter of bubble caps used in high pressure columns is __________ as compared to that used in identical vacuum columns. More Either A or B; no generalisation can be made Less Same More Either A or B; no generalisation can be made Less Same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator Employs high velocity, high heat transfer rate and less heating surface requirement Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation Both B & C ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The longitudinal stress induced in a thin walled cylinderical vessel under internal pressure is pd/8t pd/4t pd/2t pd/t pd/8t pd/4t pd/2t pd/t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a rotary drier, the average retention time of solid is(where Z = length of the drier, metres ρ = apparent solid density, kg/m³ L = flow rate of dry solids, kg/see. m² drier cross-section H = hold up of solid.) Z.H.ρ/L H.ρ/L L/Z.H.ρ Z.H/L.ρ Z.H.ρ/L H.ρ/L L/Z.H.ρ Z.H/L.ρ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Saddle supports are used for supporting __________ vessels. Thick spherical Tall vertical Horizontal cylinderical Thick walled vertical Thick spherical Tall vertical Horizontal cylinderical Thick walled vertical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area increase of about __________ percent. 35 20 5 55 35 20 5 55 ANSWER DOWNLOAD EXAMIANS APP