Process Equipment and Plant Design Diameter of bubble caps used in high pressure columns is __________ as compared to that used in identical vacuum columns. Either A or B; no generalisation can be made Less Same More Either A or B; no generalisation can be made Less Same More ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors determine the amount of entrainment in a distillation column? Vapour velocity in the volume between the plates Plate spacing Depth of liquid above the bubble cap slots All of these Vapour velocity in the volume between the plates Plate spacing Depth of liquid above the bubble cap slots All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Results in higher pressure drop per tray Neither A nor B Both A & B Leads to high tray efficiency Results in higher pressure drop per tray Neither A nor B Both A & B Leads to high tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Elastic failure of a material occurs, when the tensile stress equals yield strength, yield point or the elastic limit. Also, the elastic failure occurs according to maximum strain theory, when the maximum tensile strain equals (where, σ = yield strength and E = modulus of elasticity) E E/σ Σ/E Σ E E/σ Σ/E Σ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, tube side __________ of the mass velocity. Heat transfer co-efficient is proportional to 0.8th power Neither A nor B Pressure drop is proportional to the square Both A & B Heat transfer co-efficient is proportional to 0.8th power Neither A nor B Pressure drop is proportional to the square Both A & B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of steam in pipes is __________ m/sec. 0.1-0.5 10-20 80-100 1-5 0.1-0.5 10-20 80-100 1-5 ANSWER DOWNLOAD EXAMIANS APP
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