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 1.6 to 2 1.1 to 1.5 2.7 to 3 2.2 to 2.6 1.6 to 2 1.1 to 1.5 2.7 to 3 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is > 20 < 50 < 7 < 30 > 7 < 15 > 20 < 50 < 7 < 30 > 7 < 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of shear stress to shear strain is called Modulus of elasticity Shear modulus Bulk modulus Modulus of rigidity Modulus of elasticity Shear modulus Bulk modulus Modulus of rigidity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The absorption factor is defined as (where, S₁ = slope of the equilibrium curve, S₂ = slope of the operating line) S₁/S₂ 1/S₁.S₂ S₂/S₁ S₁.S₂ S₁/S₂ 1/S₁.S₂ S₂/S₁ S₁.S₂ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area. 5 to 10 0.5 to 1.5 2.5 to 4.0 10 to 15 5 to 10 0.5 to 1.5 2.5 to 4.0 10 to 15 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Minimum tube pitch recommended for shell and tube heat exchangers is about __________ times the outside diameter of the tube. 2.5 3.5 1.75 1.25 2.5 3.5 1.75 1.25 ANSWER DOWNLOAD EXAMIANS APP