Process Equipment and Plant Design The ratio of down take area to cross-sectional area of the tube, for calendria type evaporator ranges from 1.5 to 2 0.5 to 1 2 to 2.5 1 to 1.5 1.5 to 2 0.5 to 1 2 to 2.5 1 to 1.5 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
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 (0.8)0.5 0.9 1 0.8 (0.8)0.5 0.9 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ closure is the weakest enclosure for cylindrical vessels. Conical or flat plate Hemispherical Torispherical Elliptical Conical or flat plate Hemispherical Torispherical Elliptical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop. 75 25 50 150 75 25 50 150 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Accidents in chemical plants are mostly due to Failure of equipments Faulty operating procedures Inadequate equipment design Improper layout of the equipments Failure of equipments Faulty operating procedures Inadequate equipment design Improper layout of the equipments ANSWER DOWNLOAD EXAMIANS APP
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