Process Equipment and Plant Design The minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches. 34 18 6 24 34 18 6 24 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffles are provided in a shell and tube heat exchanger to increase the turbulence and velocity of the shell side fluid. Which of the following shaped baffles does not fall in the category of transverse baffle? Flat plate extending across the wall Segmental baffle Disk type baffle Helical type baffle Flat plate extending across the wall Segmental baffle Disk type baffle Helical type baffle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The circumferential (hoop) stress in a thin walled cylinderical vessel under internal pressure is pd/3t pd/2t pd/t pd/4t pd/3t pd/2t pd/t pd/4t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Results in higher pressure drop per tray Neither A nor B Both A & B Leads to high tray efficiency Results in higher pressure drop per tray Neither A nor B Both A & B Leads to high tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Hole diameter of the seive trays in the distillation column ranges from __________ mm. 4 to 8 12.5 to 18.5 L to 3 3 to 12.5 4 to 8 12.5 to 18.5 L to 3 3 to 12.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A high vapour velocity is required for high plate efficiency in a seive plate coloumn. The satisfactory value of operating vapor velocity for design purpose in seive plate column is about __________ percent of the flooding velocity. 80 95 45 60 80 95 45 60 ANSWER DOWNLOAD EXAMIANS APP