Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer? Cross-partition rings Raschig rings All of these Lessig rings Cross-partition rings Raschig rings All of these Lessig rings ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 43834 43832 2 4 43834 43832 2 4 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Triangular pitch tube layout as compared to square pitch in a shell and tube heat exchanger Permits the use of less tubes in a given shell diameter Both B and C Facilitates comparatively easier external cleaning because of large clearance Permits the use of more tubes in a given shell diameter Permits the use of less tubes in a given shell diameter Both B and C Facilitates comparatively easier external cleaning because of large clearance Permits the use of more tubes in a given shell diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Length to diameter ratio of most rotary driers is in the range of 20 to 30 4 to 10 10 to 20 1 to 2 20 to 30 4 to 10 10 to 20 1 to 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum allowable vapour velocity in a bubble cap tower is determined by the None of these Entrainment considerations Diameter of the column Vapour density None of these Entrainment considerations Diameter of the column Vapour density ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Compensation against openings in process vessels for giving inlet and outlet connections, for providing sight glasses and manholes etc. is provided for strength and rigidity. The most efficient type of compensation is of __________ type. Nozzle or rim Flared out Ring plate Fluid in Nozzle or rim Flared out Ring plate Fluid in ANSWER DOWNLOAD EXAMIANS APP
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