Process Equipment and Plant Design The thermal stress in a metallic bar does not depend upon the Cross-sectional area Changes in temperature Both A & B Neither A nor B Cross-sectional area Changes in temperature Both A & B Neither A nor B 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 Tubes to avoid the expansion of high pressure shell construction Shell side for large overall heat transfer co-efficient Shell side for smaller total pressure drop Shell side, if the flow is counter-current and tube side if the flow is co-current Tubes to avoid the expansion of high pressure shell construction Shell side for large overall heat transfer co-efficient Shell side for smaller total pressure drop Shell side, if the flow is counter-current and tube side if the flow is co-current ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In case of a continuous distillation column, increase in reflux ratio may result in the All of these Greater cost for the condenser coolant Greater cost for the reboiler heat supply Lower fixed charges for the column All of these Greater cost for the condenser coolant Greater cost for the reboiler heat supply Lower fixed charges for the column ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The clearance between two tubes in a shell and tube heat exchanger is known as 'ligament', whose minimum value is __________ the outside diameter of the tube, but in no case it should be less than 4.5 mm. One fourth Three fourth Half Equal to One fourth Three fourth Half Equal to ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical vessel of moderate height, the weld joint efficiency for joints parallel to the cylinderical axis is given as 1.0, while for joints along the girth (circumference) it is given as 0.8. In calculating the shell wall thickness using code formula for an internally pressurised cylinderical vessel, what value of weld joint efficiency should be used? 0.8 1 0.9 (0.8)0.5 0.8 1 0.9 (0.8)0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Nominal size of a pipe is an indication of its __________ diameter. Outer Inner Approximate None of these Outer Inner Approximate None of these ANSWER DOWNLOAD EXAMIANS APP
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