Process Equipment and Plant Design Steam is preferred to be used as a heating medium in heat exchangers, because of its Low cost High latent heat High film co-efficient Non-corrosive condensate Low cost High latent heat High film co-efficient Non-corrosive condensate 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. 16 28 19 38 16 28 19 38 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, tube side __________ of the mass velocity. Both A & B Pressure drop is proportional to the square Heat transfer co-efficient is proportional to 0.8th power Neither A nor B Both A & B Pressure drop is proportional to the square Heat transfer co-efficient is proportional to 0.8th power Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of the distillation column. 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 The purpose of the slot is to disperse the gas into the liquid in the form of small bubbles None of these 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 The purpose of the slot is to disperse the gas into the liquid in the form of small bubbles None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Wall thickness of schedule 40 pipe as compared to that of schedule 80 pipe is Same Cither A or B; depends upon the I.D. of the pipe More Less Same Cither A or B; depends upon the I.D. of the pipe More Less ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Diameter of rivet hole (d, mm) and the plate thickness (t, mm) are related by Unwin's formula as D = 1.1 t D = 1.6 √t D = 1.5 t D = 3√t D = 1.1 t D = 1.6 √t D = 1.5 t D = 3√t ANSWER DOWNLOAD EXAMIANS APP