Process Equipment and Plant Design Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area increase of about __________ percent. 5 20 35 55 5 20 35 55 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum tray spacing in distillation column of diameter less than 3 ft is normally __________ inches. 24 34 6 18 24 34 6 18 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure drop per tray in the atmospheric distillation column is about __________ psi. 0.07 - 0.12 43833 0.5 - 1.0 0.01 - 0.5 0.07 - 0.12 43833 0.5 - 1.0 0.01 - 0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Compensation against openings in process vessels for giving inlet and outlet connections, for providing sight glasses and manholes etc. is provided for strength and rigidity. The most efficient type of compensation is of __________ type. Nozzle or rim Fluid in Ring plate Flared out Nozzle or rim Fluid in Ring plate Flared out ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design If a single tube pass heat exchanger is converted to two passes; for the same flow rate, the pressure drop per unit length in tube side will __________ times. Decrease by 22 Increase by 21.6 Increase by 1.8 None of these Decrease by 22 Increase by 21.6 Increase by 1.8 None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the shortest centre to centre distance between the adjacent tubes is None of these Called tube clearance Called tube pitch Always less than the diameter of the tube None of these Called tube clearance Called tube pitch Always less than the diameter of the tube ANSWER DOWNLOAD EXAMIANS APP
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