Process Equipment and Plant Design The circumferential (hoop) stress in a thin walled cylinderical vessel under internal pressure is pd/4t pd/t pd/2t pd/3t pd/4t pd/t pd/2t pd/3t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing. 100-150 43835 20-40 1000-1500 100-150 43835 20-40 1000-1500 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.). Dished Hemispherical Ellipsoidal Conical Dished Hemispherical Ellipsoidal Conical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 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. nth 0.5 nth (1/n)th 1.5 nth nth 0.5 nth (1/n)th 1.5 nth ANSWER DOWNLOAD EXAMIANS APP
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). 750 450 250 650 750 450 250 650 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors affect the pressure drop in a co-current gas-liquid absorption packed tower? Size, shape, orientation and surface of the packing particles Fluid flow rates All of these Density and viscosity of fluids Size, shape, orientation and surface of the packing particles Fluid flow rates All of these Density and viscosity of fluids ANSWER DOWNLOAD EXAMIANS APP
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