Process Equipment and Plant Design In chemical process equipments, the conical bottom heads used, usually has an apex angle of 20° 80° 40° 60° 20° 80° 40° 60° ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a cylinderical vessel subjected to internal pressure, the longitudinal stress σL and the circumferential stress, σh are related by σh = σL/2 No relation exists σh = 2 σL σh = σL σh = σL/2 No relation exists σh = 2 σL σh = σL 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 Increases capacity Increases economy Both B & C Does not affect the capacity Increases capacity Increases economy Both B & C Does not affect the capacity 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. None of these 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 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum acceptable total liquid gradient over a tray is about __________ mm. 12.5 30.5 45.5 5.5 12.5 30.5 45.5 5.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid gradient over the tray results due to the Large plate spacing Low gas velocity Resistance offered to flow of liquids by caps & risers and the flow of gas Large reflux ratio Large plate spacing Low gas velocity Resistance offered to flow of liquids by caps & risers and the flow of gas Large reflux ratio ANSWER DOWNLOAD EXAMIANS APP