Process Equipment and Plant Design Optimum reflux ratio in a continuous distillation column is determined by the Maximum permissible vapour velocity None of these Flooding limit of the column Total cost consideration (fixed cost of the column plus the cooling water & steam cost) Maximum permissible vapour velocity None of these Flooding limit of the column Total cost consideration (fixed cost of the column plus the cooling water & steam cost) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Minimum baffle spacing recommended in a shell and tube heat exchanger is equal to 40% of the I.D. of the shell 25 cms I.D. of the shell 5 cms 40% of the I.D. of the shell 25 cms I.D. of the shell 5 cms ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Wind load consideration in the design of a support can be neglected, when the vessel is Short (< 2 m) and housed indoor None of these Tall (say 30 metres), but is full of liquid Tall but empty Short (< 2 m) and housed indoor None of these Tall (say 30 metres), but is full of liquid Tall but empty ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The wall thickness for a large high pressure pipeline is determined by the consideration of the Axial tensile stress in the pipe Circumferential pipewall tension Forces exerted by static and dynamic action at bends Temperature stresses Axial tensile stress in the pipe Circumferential pipewall tension Forces exerted by static and dynamic action at bends Temperature stresses 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 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 The purpose of the slot is to disperse the gas into the liquid in the form of small bubbles None of these 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 The purpose of the slot is to disperse the gas into the liquid in the form of small bubbles ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The retention time of material in a rotary dryer depends upon its Flights arrangement Rpm All of these Slope & length Flights arrangement Rpm All of these Slope & length ANSWER DOWNLOAD EXAMIANS APP