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 > 7 < 15 < 30 > 20 < 50 < 7 > 7 < 15 < 30 > 20 < 50 < 7 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffles are provided in a shell and tube heat exchanger to increase the turbulence and velocity of the shell side fluid. Which of the following shaped baffles does not fall in the category of transverse baffle? Flat plate extending across the wall Segmental baffle Disk type baffle Helical type baffle Flat plate extending across the wall Segmental baffle Disk type baffle Helical type baffle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bubble cap diameter used for the distillation column having diameter ranging from 1.5 to 4.5 metres is about __________ mm. 50 100 10 150 50 100 10 150 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) Σ/E E/σ E Σ Σ/E E/σ E Σ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The slope of operating line in the rectifying section of a distillation column is unity, if the reflux ratio is Minimum 0 1 ∞ Minimum 0 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Poisson's ratio of a material is the ratio of unit lateral strain to the unit axial elongation within its elastic limit. The value of Poisson's ratio for structural and pressure vessel steel may be taken as 0.01 0.3 0.75 0.95 0.01 0.3 0.75 0.95 ANSWER DOWNLOAD EXAMIANS APP