Process Equipment and Plant Design Which of the following is the best tube material from thermal conductivity point of view alone? Aluminium Copper Stainless steel Carbon steel Aluminium Copper Stainless steel Carbon steel ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to a shell and tube heat exchanger. The maximum value of baffle spacing is equal to the I.D. of the shell Disk and doughnut baffle is the most commonly used baffle The maximum unsupported tube span is generally about 75 times tube diameter, but is reduced to about 60 times for aluminium, copper & alloys of these The minimum value of baffle spacing is 50 mm The maximum value of baffle spacing is equal to the I.D. of the shell Disk and doughnut baffle is the most commonly used baffle The maximum unsupported tube span is generally about 75 times tube diameter, but is reduced to about 60 times for aluminium, copper & alloys of these The minimum value of baffle spacing is 50 mm ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In common bubble cap distillation column design practice, riser area is approximately equal to (where, Aa = Annular passage area, and Sa = Slot area) 1.2 Aa = 1.2 Sa Aa = Sa Aa = 1.5 Sa Sa = 1.5 Aa 1.2 Aa = 1.2 Sa Aa = Sa Aa = 1.5 Sa Sa = 1.5 Aa ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design If a single tube pass heat exchanger is converted to two passes; for the same flow rate, the pressure drop per unit length in tube side will __________ times. Decrease by 22 Increase by 21.6 Increase by 1.8 None of these Decrease by 22 Increase by 21.6 Increase by 1.8 None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a rotary drier, the average retention time of solid is(where Z = length of the drier, metres ρ = apparent solid density, kg/m³ L = flow rate of dry solids, kg/see. m² drier cross-section H = hold up of solid.) H.ρ/L Z.H/L.ρ L/Z.H.ρ Z.H.ρ/L H.ρ/L Z.H/L.ρ L/Z.H.ρ Z.H.ρ/L ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Multiple blade paddle agitator is used for mixing high viscosity liquids/paste in which the paddle diameter is commonly 0.8 times the tank diameter. However, the width of the blade is in the range of __________ times the paddle diameter. 0.1 to 0.25 0.3 to 0.5 0.65 to 0.80 0.5 to 0.6 0.1 to 0.25 0.3 to 0.5 0.65 to 0.80 0.5 to 0.6 ANSWER DOWNLOAD EXAMIANS APP