Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 34 6 12 18 34 6 12 18 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 1.2 to 3.8 cms is the value of the All of these Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) Downcomer liquid seal in case of a balanced tray design Skirt clearance for bubble caps All of these Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) Downcomer liquid seal in case of a balanced tray design Skirt clearance for bubble caps ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for 90° elbow (medium radius) and 90°square elbow would be respectively around 3 and 5 25 and 60 250 and 600 100 and 250 3 and 5 25 and 60 250 and 600 100 and 250 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of shear stress to shear strain is called Modulus of elasticity Shear modulus Bulk modulus Modulus of rigidity Modulus of elasticity Shear modulus Bulk modulus Modulus of rigidity 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.m² .°C)⁻¹ (W/m².°K)⁻¹ (BTU/hr.ft² . °F)⁻¹ (kcal/hr. m. °C)⁻¹ (kcal/hr.m² .°C)⁻¹ (W/m².°K)⁻¹ (BTU/hr.ft² . °F)⁻¹ (kcal/hr. m. °C)⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A single pass air heater is connected to a two pass unit. For the air flow rate and other conditions remaining the same, the film heat transfer co-efficient for air will vary in the ratio of 20.2 None of these 2 20.8 20.2 None of these 2 20.8 ANSWER DOWNLOAD EXAMIANS APP