Process Equipment and Plant Design The thickness of segmental baffles (25 -35% cut truncated plates usually) is generally __________ the tube wall thickness. Four times Twice Half Equal to Four times Twice Half Equal to ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter. Twice 0.6-0.8 times 2 ft irrespective of (for column > 3 ft diameter) Equal to Twice 0.6-0.8 times 2 ft irrespective of (for column > 3 ft diameter) Equal to 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. 38 76 95 19 38 76 95 19 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a shell and tube heat exchanger, the effect of L/D on inside film heat transfer co-efficient (hi) vanishes after a Reynold number of 1000 3000 10000 5000 1000 3000 10000 5000 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum reflux ratio in a continuous distillation column is determined by the Maximum permissible vapour velocity Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column None of these Maximum permissible vapour velocity Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design High pressure fluid in a shell and tube heat exchanger should preferably be routed through the Shell side for smaller total pressure drop Shell side, if the flow is counter-current and tube side if the flow is co-current Shell side for large overall heat transfer co-efficient Tubes to avoid the expansion of high pressure shell construction Shell side for smaller total pressure drop Shell side, if the flow is counter-current and tube side if the flow is co-current Shell side for large overall heat transfer co-efficient Tubes to avoid the expansion of high pressure shell construction ANSWER DOWNLOAD EXAMIANS APP