Process Equipment and Plant Design In the design of a shell and tube heat exchanger, the corrosion allowance For carbon steel and cast iron pressure parts is 1.5 mm (except for tubes) and for severe conditions it is 3 mm Need not be provided for non-pressure parts like tie rods, spacers, baffles, supports etc All of these For internal cover and tube sheet is provided on both the sides For carbon steel and cast iron pressure parts is 1.5 mm (except for tubes) and for severe conditions it is 3 mm Need not be provided for non-pressure parts like tie rods, spacers, baffles, supports etc All of these For internal cover and tube sheet is provided on both the sides ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Log mean temperature difference in case of multi-pass shell and tube heat exchanger is always Both B & C More than geometric mean value More than arithmetic mean value Less than arithmetic mean value Both B & C More than geometric mean value More than arithmetic mean value Less than arithmetic mean value 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 (W/m².°K)⁻¹ (BTU/hr.ft² . °F)⁻¹ (kcal/hr.m² .°C)⁻¹ (kcal/hr. m. °C)⁻¹ (W/m².°K)⁻¹ (BTU/hr.ft² . °F)⁻¹ (kcal/hr.m² .°C)⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffle width is normally taken as __________ times the tank diameter. 0.1-0.12 0.45-0.6 0.4-0.5 0.2-0.45 0.1-0.12 0.45-0.6 0.4-0.5 0.2-0.45 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Larger depth of liquid on the trays of a distillation column Both A & B Results in higher pressure drop per tray Neither A nor B Leads to high tray efficiency Both A & B Results in higher pressure drop per tray Neither A nor B Leads to high tray efficiency ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors affect the pressure drop in a co-current gas-liquid absorption packed tower? Size, shape, orientation and surface of the packing particles Density and viscosity of fluids Fluid flow rates All of these Size, shape, orientation and surface of the packing particles Density and viscosity of fluids Fluid flow rates All of these ANSWER DOWNLOAD EXAMIANS APP
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