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 In a pressure vessel containing multiple openings of various dimensions at different parts, stress concentration at the edges of the opening is maximum which becomes negligibly small beyond the area covered by __________ times the hole diameter. Five Ten Two Twenty Five Ten Two Twenty ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The retention time of material in a rotary dryer depends upon its Rpm All of these Flights arrangement Slope & length Rpm All of these Flights arrangement Slope & length ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of the distillation column. None of these The purpose of the slot is to disperse the gas into the liquid in the form of small bubbles If sufficient slot area is not provided, the gas may pass through the skirt clearance Generally, a skirt clerance of 0.5" to 1.5' is recommended to prevent plugging of the slots by residue build up None of these The purpose of the slot is to disperse the gas into the liquid in the form of small bubbles If sufficient slot area is not provided, the gas may pass through the skirt clearance Generally, a skirt clerance of 0.5" to 1.5' is recommended to prevent plugging of the slots by residue build up ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Cooling water fouling factors vary in the range of 0.001 to 0.003 (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 (kcal/hr. m. °C)⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Overall mass transfer co-efficient in case of absorption of __________ in water is based on the gas film co-efficient only, as the mass transfer process is gas film (phase) controlling. SO₂ None of these NH₃ CO₂ SO₂ None of these NH₃ CO₂ ANSWER DOWNLOAD EXAMIANS APP