Process Equipment and Plant Design In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area. 0.5 to 1.5 5 to 10 2.5 to 4.0 10 to 15 0.5 to 1.5 5 to 10 2.5 to 4.0 10 to 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap. 95 19 76 38 95 19 76 38 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Multiple blade paddle agitator is used for mixing high viscosity liquids/paste in which the paddle diameter is commonly 0.8 times the tank diameter. However, the width of the blade is in the range of __________ times the paddle diameter. 0.5 to 0.6 0.3 to 0.5 0.65 to 0.80 0.1 to 0.25 0.5 to 0.6 0.3 to 0.5 0.65 to 0.80 0.1 to 0.25 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The circumferential (hoop) stress in a thin walled cylinderical vessel under internal pressure is pd/2t pd/3t pd/4t pd/t pd/2t pd/3t pd/4t pd/t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Reflux ratio variation in a distillation column is between Zero and one Minimum and infinity Zero and infinity None of these Zero and one Minimum and infinity Zero and infinity None of these 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.). Conical Ellipsoidal Hemispherical Dished Conical Ellipsoidal Hemispherical Dished ANSWER DOWNLOAD EXAMIANS APP