Process Equipment and Plant Design In a multipass shell and tube heat exchanger, the baffles on shell side is primarily provided for Fixing the tubes Creating turbulence Reducing scale deposition Increasing pressure drop Fixing the tubes Creating turbulence Reducing scale deposition Increasing pressure drop ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A cylinderical pressure vessel of volume 6 πm³ has to be designed to withstand a maximum internal pressure of 10 atm. The allowable design stress of the material is 125N/mm² and corrosion allowance is 2 mm. The thickness of the vessel for a length/diameter ratio of 3 will be close to 10 mm 8 mm 6 mm 5 mm 10 mm 8 mm 6 mm 5 mm ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In chemical process equipments, the conical bottom heads used, usually has an apex angle of 20° 80° 60° 40° 20° 80° 60° 40° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid redistribution should be done in a packed tower packed with raschig rings every 6 metres or __________ times the column diameter, whichever is lower. 15-20 10-12.5 5-7.5 2.5-3.0 15-20 10-12.5 5-7.5 2.5-3.0 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Back-trapping in a distillation column results due to Low reflux ratio Low gas velocity Excessive liquid gradient over the tray High gas velocity Low reflux ratio Low gas velocity Excessive liquid gradient over the tray High gas velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The retention time of material in a rotary dryer depends upon its Rpm Flights arrangement All of these Slope & length Rpm Flights arrangement All of these Slope & length ANSWER DOWNLOAD EXAMIANS APP