Process Equipment and Plant Design The LMTD correction factor (FT) is defined as the Geometric mean of the true temperature difference and the LMTD Ratio of LMTD to the true temperature difference Differenced of true temperature difference and the LMTD Ratio of true temperature difference to the LMTD Geometric mean of the true temperature difference and the LMTD Ratio of LMTD to the true temperature difference Differenced of true temperature difference and the LMTD Ratio of true temperature difference to the LMTD ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of the distillation column. None of these The purpose of the slot is to disperse the gas into the liquid in the form of small bubbles Generally, a skirt clerance of 0.5" to 1.5' is recommended to prevent plugging of the slots by residue build up If sufficient slot area is not provided, the gas may pass through the skirt clearance None of these The purpose of the slot is to disperse the gas into the liquid in the form of small bubbles Generally, a skirt clerance of 0.5" to 1.5' is recommended to prevent plugging of the slots by residue build up If sufficient slot area is not provided, the gas may pass through the skirt clearance ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the case of a shell and tube heat exchanger, the logarithmic mean temperature difference May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always more than arithmetic mean value and the geometric mean value Is always less than arithmetic mean value, but more than geometric mean value Is always less than arithmetic average value May be either more or less than geometric mean and arithmetic mean value depending upon whether the flow of stream is co-current or counter-current Is always more than arithmetic mean value and the geometric mean value Is always less than arithmetic mean value, but more than geometric mean value Is always less than arithmetic average value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Is economical in operation Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Is economical in operation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure? Smaller dia vessel Strength of the vessel is same irrespective of the diameter Larger dia long vessel Larger dia vessel Smaller dia vessel Strength of the vessel is same irrespective of the diameter Larger dia long vessel Larger dia vessel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is used to set the diameter of the distillation column? Static submergence Length of straight rectangular weir on cross-flow tray Allowable vapour velocity Number of theorectical plates Static submergence Length of straight rectangular weir on cross-flow tray Allowable vapour velocity Number of theorectical plates ANSWER DOWNLOAD EXAMIANS APP