Process Equipment and Plant Design A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator Is economical in operation Both B & C Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Employs high velocity, high heat transfer rate and less heating surface requirement Is economical in operation Both B & C Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Employs high velocity, high heat transfer rate and less heating surface requirement ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Oxygen carrying pipelines in chemical industries are coloured with __________ colour. Black Blue Red Yellow Black Blue Red Yellow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The design stress, which is more than the damaging stress, is the least unit stress that will render a member unfit for service before the end of its normal life. The design stress factor or factor of safety indicates the margin between design stress and the __________ stress. Working Allowable Damaging None of these Working Allowable Damaging None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The practical representative values of HETP for a number of commercial operations lies within a range of __________ metre. 0.2-0.5 1.2-1.5 0.1-0.2 0.4-0.9 0.2-0.5 1.2-1.5 0.1-0.2 0.4-0.9 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The slope of the feed line in distillation opeartion is given by (where, q = fraction of the feed stream that is liquid.) -q -q/(1-q) -q/(q-1) None of these -q -q/(1-q) -q/(q-1) None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, bubble caps are located on trays with a pitch of __________ times the outside diameter of the caps. 1.6 to 2 2.5 1.5 to 3 1.3 to 2 1.6 to 2 2.5 1.5 to 3 1.3 to 2 ANSWER DOWNLOAD EXAMIANS APP