Process Equipment and Plant Design Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer). 650 250 750 450 650 250 750 450 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the 'tube pitch' is defined as the Shortest distance between two adj acent tube holes O.D. of the tube for square pitch Shortest centre to centre distance between adjacent tubes None of these Shortest distance between two adj acent tube holes O.D. of the tube for square pitch Shortest centre to centre distance between adjacent tubes None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Is economical in operation Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Is economical in operation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Lug support is meant for supporting __________ vessels. Large horizontal cylindrical Small Thick walled tall Tall but empty Large horizontal cylindrical Small Thick walled tall Tall but empty ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ideal size of round bubble caps to be used in industrial distillation column having a diameter of 3-6 metres is __________ cms. 5 7.5 50 15 5 7.5 50 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At equal mass velocities, the values of film co-efficients for gases as compared to that for liquids are generally. Unpredictable Lower Same Higher Unpredictable Lower Same Higher ANSWER DOWNLOAD EXAMIANS APP