Process Equipment and Plant Design The maximum liquid gradient over a tray must not exceed Half the tray spacing 0.5" -1.25" 5" 2"-3.5" Half the tray spacing 0.5" -1.25" 5" 2"-3.5" ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following material is seldom used for pressure vessel construction? Semi-killed steel Rimmed still Killed steel Mild steel Semi-killed steel Rimmed still Killed steel Mild steel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter. Twice Equal to 2 ft irrespective of (for column > 3 ft diameter) 0.6-0.8 times Twice Equal to 2 ft irrespective of (for column > 3 ft diameter) 0.6-0.8 times ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Optimum reflux ratio in a continuous distillation column is determined by the None of these Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column Maximum permissible vapour velocity None of these Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Flooding limit of the column Maximum permissible vapour velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design for couplings and unions would be Negligible 200 350 60 Negligible 200 350 60 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 reduce the induced vibration in the tubes To increase the tube side heat transfer co-efficient by inducing turbulence To provide support to the tube bundle To increase the residence time of shell side fluid To reduce the induced vibration in the tubes To increase the tube side heat transfer co-efficient by inducing turbulence ANSWER DOWNLOAD EXAMIANS APP
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