Process Equipment and Plant Design In a rotary drier, the average retention time of solid is(where Z = length of the drier, metres ρ = apparent solid density, kg/m³ L = flow rate of dry solids, kg/see. m² drier cross-section H = hold up of solid.) H.ρ/L Z.H.ρ/L Z.H/L.ρ L/Z.H.ρ H.ρ/L Z.H.ρ/L Z.H/L.ρ L/Z.H.ρ 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? 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 Fluid flow rates Density and viscosity of fluids All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 2.2 to 2.6 1.1 to 1.5 1.6 to 2 2.7 to 3 2.2 to 2.6 1.1 to 1.5 1.6 to 2 2.7 to 3 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Hoop (circumferential) stress induced in a thin walled 'Horton Sphere' used for the storage of liquid ammonia under pressure is pD/2t pD/3t pD/6t pD/4t pD/2t pD/3t pD/6t pD/4t ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Two iron pipes of the same nominal diameter but different schedule numbers will have the same Inside diameter Outside diameter Wall thickness None of these Inside diameter Outside diameter Wall thickness None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger having triangular pitch, the shell side equivalent diameter is given by (4p² - πd²/4)/πd 4(0.86p² - πd²/4)/πd 4(0.86p² - πd²)/πd (p² - πd²/4)/πd (4p² - πd²/4)/πd 4(0.86p² - πd²/4)/πd 4(0.86p² - πd²)/πd (p² - πd²/4)/πd ANSWER DOWNLOAD EXAMIANS APP
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