Process Equipment and Plant Design In distillation columns, bubble caps are held in place over trays by A hold down bar Both B and C Rivets Bolts A hold down bar Both B and C Rivets Bolts ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the allocated cap area, bubble caps are generally arranged on equilateral triangular pitch. Number of caps fixed on a plate is with a Cap pitch of 1.3-2 times the cap diameter Clearance of 25-75 mm Neither A nor B Either A or B Cap pitch of 1.3-2 times the cap diameter Clearance of 25-75 mm Neither A nor B Either A or B 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 In common bubble cap distillation column design practice, riser area is approximately equal to (where, Aa = Annular passage area, and Sa = Slot area) Sa = 1.5 Aa Aa = Sa Aa = 1.5 Sa 1.2 Aa = 1.2 Sa Sa = 1.5 Aa Aa = Sa Aa = 1.5 Sa 1.2 Aa = 1.2 Sa ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multiple effect evaporator system having 'n' effects, the amount of water evaporated per unit surface area in approximately equal to __________ times that in a single effect. 1.5 nth 0.5 nth (1/n)th nth 1.5 nth 0.5 nth (1/n)th nth ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by (ph - dt)/ph (ph - dh)/ph (ph - dh)/dh (ph - dh . dt/2)/ph (ph - dt)/ph (ph - dh)/ph (ph - dh)/dh (ph - dh . dt/2)/ph ANSWER DOWNLOAD EXAMIANS APP