Process Equipment and Plant Design Value of Peclet number = ∞, is the representative of Plug flow Complete back mixing Laminar flow Eddy diffusivity = 0 Plug flow Complete back mixing Laminar flow Eddy diffusivity = 0 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Cooling water fouling factors vary in the range of 0.001 to 0.003 (kcal/hr. m. °C)⁻¹ (BTU/hr.ft² . °F)⁻¹ (W/m².°K)⁻¹ (kcal/hr.m² .°C)⁻¹ (kcal/hr. m. °C)⁻¹ (BTU/hr.ft² . °F)⁻¹ (W/m².°K)⁻¹ (kcal/hr.m² .°C)⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Generally, elliptical dished heads Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² All of these Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m² All of these Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following packing materials provides for maximum mass transfer? Cross-partition rings All of these Lessig rings Raschig rings Cross-partition rings All of these Lessig rings Raschig rings ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Movement of pipeline caused by thermal expansion is taken care by providing Change in the shape of pipeline All of these Expansion joint Changes in its direction Change in the shape of pipeline All of these Expansion joint Changes in its direction ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the minimum recommended ligament for square pitch arrangement in case of heat exchangers? Equal to tube O.D 6.5 cms 6.5 mm Equal to tube I.D Equal to tube O.D 6.5 cms 6.5 mm Equal to tube I.D ANSWER DOWNLOAD EXAMIANS APP
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