Process Equipment and Plant Design Fresh water carrying pipelines in chemical industries are coloured with __________ color. Red Sea green Yellow Brown Red Sea green Yellow Brown 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 40 to 50 15 to 30 55 to 75 5 to 10 40 to 50 15 to 30 55 to 75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube wall thickness depends on the cor-rosiveness of the fluids and their operating pressure & temperature and is specified by Birmingham wire gauge (B.W.G)-a number which varies from 8 to 18 with the numbers 14 and 16 being more commonly used. Outside diameter of tubes varies from about 15 to 50 mm; however a tube of less than __________ mm outside diameter is generally not recommended for fouling fluids. 38 28 19 16 38 28 19 16 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design When one of the fluids is highly corrosive and has fouling tendency, it should Perferably flow outside the tube Flow at a very slow velocity Flow outside the tube, when the flow is counter-current and inside the tube when the flow is co-current Preferably flow inside the tube for its easier internal cleaning Perferably flow outside the tube Flow at a very slow velocity Flow outside the tube, when the flow is counter-current and inside the tube when the flow is co-current Preferably flow inside the tube for its easier internal cleaning 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. m. °C)⁻¹ (kcal/hr.m² .°C)⁻¹ (W/m².°K)⁻¹ (BTU/hr.ft² . °F)⁻¹ (kcal/hr. m. °C)⁻¹ (kcal/hr.m² .°C)⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Apex angle of conical heads used in the bottom heads of chemical process equipments is usually 60° 75° 45° 30° 60° 75° 45° 30° ANSWER DOWNLOAD EXAMIANS APP