Process Equipment and Plant Design Bubble cap diameter used for the distillation column having diameter ranging from 1.5 to 4.5 metres is about __________ mm. 50 150 100 10 50 150 100 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the case of a shell and tube heat exchanger, the logarithmic mean temperature difference 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 less than arithmetic mean value, but more than geometric mean value Is always more than arithmetic mean value and the 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 less than arithmetic mean value, but more than geometric mean value Is always more than arithmetic mean value and the geometric mean value ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Floating head heat exchangers are used for the Co-current heat transfer systems Cases where temperature difference between the shell and the tubes is more (>50°C) Counter-current heat transfer systems Heat transfer between corrosive fluids Co-current heat transfer systems Cases where temperature difference between the shell and the tubes is more (>50°C) Counter-current heat transfer systems Heat transfer between corrosive fluids ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of water in pipes is __________ m/sec. 10-50 1-2 0.1-0.5 15-30 10-50 1-2 0.1-0.5 15-30 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 Smaller reactor should come first None of these Equal sized reactors are the best Larger reactor should come first Smaller reactor should come first None of these Equal sized reactors are the best Larger reactor should come first ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Both A & B Neither A nor B Results in higher pressure drop per tray Leads to high tray efficiency Both A & B Neither A nor B Results in higher pressure drop per tray Leads to high tray efficiency ANSWER DOWNLOAD EXAMIANS APP
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