Process Equipment and Plant Design In actual operation of a bubble cap distillation tower, the __________ at the bottom of the tower is more than that at the top of the tower. Vapour molecular weight Molal flow rate of vapour All of these Pressure and temperature Vapour molecular weight Molal flow rate of vapour All of these Pressure and temperature 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. Increase by 1.8 None of these Increase by 21.6 Decrease by 22 Increase by 1.8 None of these Increase by 21.6 Decrease by 22 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a basket type evaporator. Downtake is formed by the annular space between the bundle and the shell There is no central downtake The tube bundle is suspended on bracket It is used for high viscosity liquor having large rate of scaling Downtake is formed by the annular space between the bundle and the shell There is no central downtake The tube bundle is suspended on bracket It is used for high viscosity liquor having large rate of scaling ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Tube side pressure drop in a 1-2 heat exchanger (for turbulent flow of fluids through the tubes) is about __________ times, that in a 1-1 heat exchanger having the same size & number of tubes and operated at the same liquid flow rate. 1/2 4 8 2 1/2 4 8 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is the most common type of baffle used in industrial shell and tube heat exchanger? Orifice baffle 25% cut segmental baffle 75% cut segmental baffle Disk and doughnut baffle Orifice baffle 25% cut segmental baffle 75% cut segmental baffle Disk and doughnut baffle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design It is not desirable to design a heat exchanger for LMTD correction factor, FT, of less than 0.8 0.95 0.99 0.55 0.8 0.95 0.99 0.55 ANSWER DOWNLOAD EXAMIANS APP