Process Equipment and Plant Design A pressure vessel is said to be made of 'thick' shell, if the ratio of its diameter to wall thickness is 10 20 20 10 10 20 20 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of the seive tray column is determined by the Hole diameter of the seive tray Height of the plate spacing Lower limit of vapour velocity Upper limit of the vapour velocity Hole diameter of the seive tray Height of the plate spacing Lower limit of vapour velocity Upper limit of the vapour velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In most of the shell and tube heat exchangers, the tube pitch is generally __________ the tube diameter. 2.5 times 1.25-1.50 times One-fourth of Less than 2.5 times 1.25-1.50 times One-fourth of Less than ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In which of the following evaporators, steam is fed inside the tube while the liquor is outside the tube? None of these Horizontal tube evaporator Long tube vertical evaporator Short tube vertical evaporator None of these Horizontal tube evaporator Long tube vertical evaporator Short tube vertical evaporator ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a vertical short tube evaporator (Calendria type), the Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube Tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used Liquor is inside the tube while the steam is outside the tube All of these Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube Tube dia of 2.5-7.5 cms, tube length of 75-200 cms and cylinderical drum dia of 1-6 metres are normally used Liquor is inside the tube while the steam is outside the tube All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator Both B & C Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation Employs high velocity, high heat transfer rate and less heating surface requirement Both B & C Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation Employs high velocity, high heat transfer rate and less heating surface requirement ANSWER DOWNLOAD EXAMIANS APP
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