Process Equipment and Plant Design Baffle spacing is generally __________ the I.D. of the shell. Not greater than Both B and C Not less than one fifth of More than Not greater than Both B and C Not less than one fifth of More than ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Overall tray efficiency of a distillation column is the ratio of the number of Overall gas transfer units to the number of ideal trays required Real trays required to the number of ideal trays required None of these Ideal trays required to the number of real trays required Overall gas transfer units to the number of ideal trays required Real trays required to the number of ideal trays required None of these Ideal trays required to the number of real trays required ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Number of evaporators which can be used in service in a multiple effect evaporation system is limited by the Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Both A & B Economic limit reached, when the plant cost exceeds the saving of steam Neither A nor B Practical limit reached, due to low heat transfer rate because of inadequate temperature difference Both A & B Economic limit reached, when the plant cost exceeds the saving of steam Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The centre to centre distance between two consecutive baffles in a shell and tube heat exchanger is called the baffle pitch or baffle spacing, which is more than 1/5th the I.D. of the shell. Which of the following is not a function of the baffles? To provide support to the tube bundle To increase the residence time of shell side fluid To increase the tube side heat transfer co-efficient by inducing turbulence To reduce the induced vibration in the tubes To provide support to the tube bundle To increase the residence time of shell side fluid To increase the tube side heat transfer co-efficient by inducing turbulence To reduce the induced vibration in the tubes ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for 90° elbow (medium radius) and 90°square elbow would be respectively around 100 and 250 25 and 60 3 and 5 250 and 600 100 and 250 25 and 60 3 and 5 250 and 600 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube side heat transfer co-efficient for turbulent flow of liquid through tubes is proportional to G0.8 G0.2 G0.5 G1.5 G0.8 G0.2 G0.5 G1.5 ANSWER DOWNLOAD EXAMIANS APP