Process Equipment and Plant Design In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube) 4P²/πd 4(P² - πd²/4)/πd Πd/4P² (P² - πd²/4)/πd 4P²/πd 4(P² - πd²/4)/πd Πd/4P² (P² - πd²/4)/πd ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ closure is the weakest enclosure for cylindrical vessels. Hemispherical Conical or flat plate Elliptical Torispherical Hemispherical Conical or flat plate Elliptical Torispherical 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 45 60 95 80 45 60 95 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A/an __________ is used for changing the direction of a pipeline. Flange Elbow Disc compensator Union Flange Elbow Disc compensator Union 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. 150 75 25 50 150 75 25 50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The optimum size ratio for two mixed reactors in series depends on the kinetics of the reaction and the conversion level. For reaction orders more than one, the Larger reactor should come first None of these Equal sized reactors are the best Smaller reactor should come first Larger reactor should come first None of these Equal sized reactors are the best Smaller reactor should come first ANSWER DOWNLOAD EXAMIANS APP