Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer? Cross-partition rings Lessig rings All of these Raschig rings Cross-partition rings Lessig rings All of these Raschig rings ANSWER DOWNLOAD EXAMIANS APP
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. 5 to 10 15 to 30 55 to 75 40 to 50 5 to 10 15 to 30 55 to 75 40 to 50 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Bracket supports are the most suitable for supporting __________ vessels. Horizontal Thin shperical (e.g. Horton sphere) Thick walled vertical None of these Horizontal Thin shperical (e.g. Horton sphere) Thick walled vertical None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design At the following point for a given packing and set of fluids, the pressure drop per metre of packed height, with variation in fluid rates and operating pressure Increases Decreases May increase or decrease depending upon the solubility of the gas in the liquid Remains same Increases Decreases May increase or decrease depending upon the solubility of the gas in the liquid Remains same ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The thickness of heat transfer plates used in the plate type heat exchanger ranges from __________ mm, pressed in a single piece provided with grooves & corrugations. 44055 1.25 to 3.125 3.5 to 7.0 0.3 to 0.8 44055 1.25 to 3.125 3.5 to 7.0 0.3 to 0.8 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The longitudinal stress induced in a thin walled cylinderical vessel under internal pressure is pd/8t pd/t pd/2t pd/4t pd/8t pd/t pd/2t pd/4t ANSWER DOWNLOAD EXAMIANS APP
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