Process Equipment and Plant Design Diameter of bubble caps used in high pressure columns is __________ as compared to that used in identical vacuum columns. More Less Same Either A or B; no generalisation can be made More Less Same Either A or B; no generalisation can be made ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 5 to 10 15 to 30 40 to 50 55 to 75 5 to 10 15 to 30 40 to 50 55 to 75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In distillation columns, bubble caps are held in place over trays by A hold down bar Bolts Rivets Both B and C A hold down bar Bolts Rivets Both B and C ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Smoker's equation for the calculation of number of equilibrium stages in a continuous binary distillation column is used, when the Relative volatility is close to one (e.g., separation of close boiling isomers) Number of equilibrium stages required is likely to be very small Number of equilibrium stages in only stripping section is to be calculated Feed is not at its bubble point Relative volatility is close to one (e.g., separation of close boiling isomers) Number of equilibrium stages required is likely to be very small Number of equilibrium stages in only stripping section is to be calculated Feed is not at its bubble point ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 1.2 to 3.8 cms is the value of the Skirt clearance for bubble caps Downcomer liquid seal in case of a balanced tray design Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) All of these Skirt clearance for bubble caps Downcomer liquid seal in case of a balanced tray design Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Circumferential (hoop) stress in a thin cylindrical vessel under internal pressure is __________ the longitudinal stress. Twice Eight times Equal to Half Twice Eight times Equal to Half ANSWER DOWNLOAD EXAMIANS APP
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