Process Equipment and Plant Design Holes of a sieve tray are arranged in triangular pitch of __________ times the hole diameter. 1.5 to 2 2.5 to 5 10 to 15 5 to 10 1.5 to 2 2.5 to 5 10 to 15 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ends of a cylinderical vessel can be closed by a head, which can be one of the four shapes. For the same thickness, choose the one which can withstand the highest pressure. Ellipsoidal Hemispherical Torispherical Flat plate Ellipsoidal Hemispherical Torispherical Flat plate ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation Does not affect the capacity Both B & C Increases economy Increases capacity Does not affect the capacity Both B & C Increases economy Increases capacity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter. Twice Equal to 0.6-0.8 times 2 ft irrespective of (for column > 3 ft diameter) Twice Equal to 0.6-0.8 times 2 ft irrespective of (for column > 3 ft diameter) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of volumes of the mixed reactor to the plug flow reactor (for identical feed composition, flow rate, conversion, and for all positive reaction orders) is always < 1 >1 Equal to the order of reaction 1 < 1 >1 Equal to the order of reaction 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For given number of passes, pitch & tube diameter, the maximum number of tubes that can be accommodated in a shell of tripled inside diameter will be __________ times. Considerably more than 9 About 3 Considerably less than 9 About 9 Considerably more than 9 About 3 Considerably less than 9 About 9 ANSWER DOWNLOAD EXAMIANS APP
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