Process Equipment and Plant Design __________ head is the most economical for cylindrical vessels designed for operating at high pressure (> 15 atm.). Ellipsoidal Dished Conical Hemispherical Ellipsoidal Dished Conical Hemispherical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Back-trapping in a distillation column results due to High gas velocity 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 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, no corrosion allowance in wall thickness of a part is required, if the thickness is more than __________ mm. 10 5 30 20 10 5 30 20 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A stuffing box is used for Facilitating smooth opening and closing of a valve Absorbing the contraction/expansion of pipeline due to temperature changes Prevention of fluid leakage around moving parts Reducing the resistance of fluid flow Facilitating smooth opening and closing of a valve Absorbing the contraction/expansion of pipeline due to temperature changes Prevention of fluid leakage around moving parts Reducing the resistance of fluid flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors affect the pressure drop in a co-current gas-liquid absorption packed tower? Fluid flow rates Density and viscosity of fluids All of these Size, shape, orientation and surface of the packing particles Fluid flow rates Density and viscosity of fluids All of these Size, shape, orientation and surface of the packing particles ANSWER DOWNLOAD EXAMIANS APP
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. 35 55 5 20 35 55 5 20 ANSWER DOWNLOAD EXAMIANS APP
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