Process Equipment and Plant Design What is the minimum recommended ligament for square pitch arrangement in case of heat exchangers? Equal to tube O.D 6.5 cms Equal to tube I.D 6.5 mm Equal to tube O.D 6.5 cms Equal to tube I.D 6.5 mm ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum shell thickness for tank ≤ 15 metres diameter is limited to __________ mm, for reasons of elastic stability. 15 5 10 2 15 5 10 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 1.1 to 1.5 1.6 to 2 2.2 to 2.6 2.7 to 3 1.1 to 1.5 1.6 to 2 2.2 to 2.6 2.7 to 3 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Shortest distance between two tubes is Called tube clearance None of these Called tube pitch More in case of triangular pitch as compared to square pitch of tube layout Called tube clearance None of these Called tube pitch More in case of triangular pitch as compared to square pitch of tube layout ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In packed absorption tower, onset of flooding usually occurs at a pressure drop of about __________ mm of water column per metre height of packing. 750-1000 200-250 50-75 25-50 750-1000 200-250 50-75 25-50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.). Hemispherical Dished Conical Ellipsoidal Hemispherical Dished Conical Ellipsoidal ANSWER DOWNLOAD EXAMIANS APP