Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/30th 1/10th 1/50th 1/20th 1/30th 1/10th 1/50th 1/20th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Vertical storage vessels are never supported by __________ support. Skirt Lug Bracket Saddle Skirt Lug Bracket Saddle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum allowable vapour velocity in a bubble cap tower is determined by the Vapour density None of these Diameter of the column Entrainment considerations Vapour density None of these Diameter of the column Entrainment considerations 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/σ Σ/E E Σ E/σ Σ/E E ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower. All of these Pressure and temperature Molal flow rate of vapour Vapour molecular weight All of these Pressure and temperature Molal flow rate of vapour Vapour molecular weight ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Back-trapping in a distillation column results due to Low gas velocity Low reflux ratio Excessive liquid gradient over the tray High gas velocity Low gas velocity Low reflux ratio Excessive liquid gradient over the tray High gas velocity ANSWER DOWNLOAD EXAMIANS APP