Process Equipment and Plant Design Optimum reflux ratio in a continuous distillation column is determined by the Total cost consideration (fixed cost of the column plus the cooling water & steam cost) None of these Maximum permissible vapour velocity Flooding limit of the column Total cost consideration (fixed cost of the column plus the cooling water & steam cost) None of these Maximum permissible vapour velocity Flooding limit of the column ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following types of reactors is the safest from operation point of view? A liquid phase catalytic reactor A vapor phase reactor Pot type reactor A liquid phase reactor A liquid phase catalytic reactor A vapor phase reactor Pot type reactor A liquid phase reactor ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multiple effect evaporator system having 'n' effects, the amount of water evaporated per unit surface area in approximately equal to __________ times that in a single effect. 1.5 nth (1/n)th nth 0.5 nth 1.5 nth (1/n)th nth 0.5 nth ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ of water makes it a widely used coolant in heat exchangers. Low dirt factor Low corrosiveness High specific heat Low viscosity Low dirt factor Low corrosiveness High specific heat Low viscosity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Holes of a sieve tray are arranged in triangular pitch of __________ times the hole diameter. 2.5 to 5 10 to 15 5 to 10 1.5 to 2 2.5 to 5 10 to 15 5 to 10 1.5 to 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/30th 1/20th 1/10th 1/50th 1/30th 1/20th 1/10th 1/50th ANSWER DOWNLOAD EXAMIANS APP