Process Equipment and Plant Design With increase in gas flow rate to fabric surface area ratio (Nm³/hr/m² fabric surface area), the size & the cost of a bag filter None of these Increases Decreases Remain unaffected None of these Increases Decreases Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Corrosion allowance in the design of pressure vessel/chemical equipment is not necessary, if Both B & C Material of construction is high alloy steel Wall thickness is > 30 mm Plain carbon steel and cast iron parts are used Both B & C Material of construction is high alloy steel Wall thickness is > 30 mm Plain carbon steel and cast iron parts are used 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 high velocity, high heat transfer rate and less heating surface requirement Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is the most common type of baffle used in industrial shell and tube heat exchanger? Orifice baffle 75% cut segmental baffle Disk and doughnut baffle 25% cut segmental baffle Orifice baffle 75% cut segmental baffle Disk and doughnut baffle 25% cut segmental baffle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the minimum recommended ligament for square pitch arrangement in case of heat exchangers? Equal to tube I.D 6.5 cms 6.5 mm Equal to tube O.D Equal to tube I.D 6.5 cms 6.5 mm Equal to tube O.D ANSWER DOWNLOAD EXAMIANS APP