Process Equipment and Plant Design In a heat exchanger, shell side fluid velocity can be changed by changing the tube Both A & B Pitch Layout Neither A nor B Both A & B Pitch Layout Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid gradient over the tray results due to the Large reflux ratio Large plate spacing Resistance offered to flow of liquids by caps & risers and the flow of gas Low gas velocity Large reflux ratio Large plate spacing Resistance offered to flow of liquids by caps & risers and the flow of gas Low gas velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum reflux ratio in a continuous distillation column is determined by the Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column Maximum permissible vapour velocity None of these Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column Maximum permissible vapour velocity None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Floating head heat exchangers are used for the Heat transfer between corrosive fluids Counter-current heat transfer systems Cases where temperature difference between the shell and the tubes is more (>50°C) Co-current heat transfer systems Heat transfer between corrosive fluids Counter-current heat transfer systems Cases where temperature difference between the shell and the tubes is more (>50°C) Co-current heat transfer systems ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The longitudinal stress induced in a thin walled cylinderical vessel under internal pressure is pd/2t pd/4t pd/8t pd/t pd/2t pd/4t pd/8t pd/t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A 'rupture disc' is provided in chemical equipments as an accessory meant for Relieving excess pressure Enhancing mixing rate Avoiding vortex formation Creating turbulence Relieving excess pressure Enhancing mixing rate Avoiding vortex formation Creating turbulence ANSWER DOWNLOAD EXAMIANS APP
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