Process Equipment and Plant Design The diameter of a propeller agitator used in agitation tank ranges from __________ percent of the tank diameter and its peripherial speed is normally 300 to 500 metres/minute. 55 to 75 5 to 10 15 to 30 40 to 50 55 to 75 5 to 10 15 to 30 40 to 50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Liquid redistribution should be done in a packed tower packed with raschig rings every 6 metres or __________ times the column diameter, whichever is lower. 10-12.5 15-20 2.5-3.0 5-7.5 10-12.5 15-20 2.5-3.0 5-7.5 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 1.2 Aa = 1.2 Sa Aa = Sa Aa = 1.5 Sa Sa = 1.5 Aa 1.2 Aa = 1.2 Sa Aa = Sa Aa = 1.5 Sa ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Angled baffles are preferred in the agitation tank to control the swirling action; if the viscosity of the liquid to be mixed is about 200 poise. However, the baffle may be completely eliminated for mixing liquids having viscoisty above __________ poise. 300 600 1000 1500 300 600 1000 1500 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Welded joint efficiency in the design of chemical process equipment is taken as 0.85 0.95 0.75 0.55 0.85 0.95 0.75 0.55 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The circumferential (hoop) stress in a thin walled cylinderical vessel under internal pressure is pd/3t pd/t pd/2t pd/4t pd/3t pd/t pd/2t pd/4t ANSWER DOWNLOAD EXAMIANS APP
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