Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation Increases economy Does not affect the capacity Both B & C Increases capacity Increases economy Does not affect the capacity Both B & C Increases capacity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of saddle packing (e.g., berl and intralox saddles), the maximum size of the packing should not exceed __________ of the column diameter. l/30th l/50th l/15th l/5th l/30th l/50th l/15th l/5th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of the seive tray column is determined by the Lower limit of vapour velocity Upper limit of the vapour velocity Hole diameter of the seive tray Height of the plate spacing Lower limit of vapour velocity Upper limit of the vapour velocity Hole diameter of the seive tray Height of the plate spacing ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Thin spherical shells subjected to internal pressure, develop __________ stresses. Radial Both A & B Circumferential Neither A nor B Radial Both A & B Circumferential Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio for the rate of washing to the final rate of filtration in a washing type of plate and frame filter is 0.5 1.25 0.25 0.75 0.5 1.25 0.25 0.75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the downcomer of a distillation column, the minimum recommended residence time is about __________ seconds. 2.5 12.5 5 17.5 2.5 12.5 5 17.5 ANSWER DOWNLOAD EXAMIANS APP