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 All of these Liquor is inside the tube while the steam is outside the 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 Area of central downtake is equal to 40 to 100% of total cross-sectional area of the surrounding tube All of these Liquor is inside the tube while the steam is outside the 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 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In distillation columns, bubble caps are held in place over trays by A hold down bar Both B and C Rivets Bolts A hold down bar Both B and C Rivets Bolts ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Back-trapping in a distillation column results due to Low gas velocity High gas velocity Low reflux ratio Excessive liquid gradient over the tray Low gas velocity High gas velocity Low reflux ratio Excessive liquid gradient over the tray ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ closure is the weakest enclosure for cylindrical vessels. Hemispherical Torispherical Elliptical Conical or flat plate Hemispherical Torispherical Elliptical Conical or flat plate ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Rivets are generally specified by the Head diameter None of these Shank diameter Overall length Head diameter None of these Shank diameter Overall length ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The dust collection efficiency of a cyclone separator None of these Decreases with increase in gas flow rate Is directly proportional to the radius of the dust particle path Is inversely proportional to the mass of the dust particle None of these Decreases with increase in gas flow rate Is directly proportional to the radius of the dust particle path Is inversely proportional to the mass of the dust particle ANSWER DOWNLOAD EXAMIANS APP
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