Process Equipment and Plant Design In a distillation column, the minimum residence time for liquid in the downspout is about __________ seconds. 8 80 1 180 8 80 1 180 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A single pass air heater is connected to a two pass unit. For the air flow rate and other conditions remaining the same, the film heat transfer co-efficient for air will vary in the ratio of 20.2 None of these 2 20.8 20.2 None of these 2 20.8 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In shell and tube heat exchangers, straight tie rods are used to None of these Account for thermal strain Fix the tubes in position Hold baffle in space None of these Account for thermal strain Fix the tubes in position Hold baffle in space ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design It is not desirable to design a heat exchanger for LMTD correction factor, FT, of less than 0.95 0.8 0.99 0.55 0.95 0.8 0.99 0.55 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tubes are fixed to the tube sheet (a thick circular metallic plate) by the method of tube rolling and brazing (non-removable) or ferrule connection (removable). Thickness of the tube, sheet is normally __________ the outside diameter of the tube but in no case it should be less than 22 mm (7/8"). Half 1.5 times Three fourth Equal to Half 1.5 times Three fourth Equal to ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following lengths of heat exchanger tubes are normally not used in practice? 10 metres 2.5 metres 0.5 metre 6 metres 10 metres 2.5 metres 0.5 metre 6 metres ANSWER DOWNLOAD EXAMIANS APP