Process Equipment and Plant Design Low pressure steam (with saturation temperature between 105 to 120°C) is usually used in the vacuum evaporators, which normally employ a vacuum of about __________ mm Hg (referred to a 760 mm mercury barometer). 250 650 450 750 250 650 450 750 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam side heat transfer co-efficient for design consideration under ordinary condition can be assumed to be about __________ kcal/hr.m².°C. 7500 15000 2500 1250 7500 15000 2500 1250 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. 600 300 1000 1500 600 300 1000 1500 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap. 19 38 95 76 19 38 95 76 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. nth 1.5 nth (1/n)th 0.5 nth nth 1.5 nth (1/n)th 0.5 nth ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the __________ decreases. Fixed charges initially Running cost of cooling water for condenser Running cost of steam for reboiler Vapour & liquid load both Fixed charges initially Running cost of cooling water for condenser Running cost of steam for reboiler Vapour & liquid load both ANSWER DOWNLOAD EXAMIANS APP