Process Equipment and Plant Design Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from 1.5-2.5 7.5-10.0 3.5-5.5 44119 1.5-2.5 7.5-10.0 3.5-5.5 44119 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 The tube bundle is suspended on bracket It is used for high viscosity liquor having large rate of scaling There is no central downtake Downtake is formed by the annular space between the bundle and the shell The tube bundle is suspended on bracket It is used for high viscosity liquor having large rate of scaling There is no central downtake ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Ponchon Savarit method is based on the use of enthalpy concentration diagram, which contains the bubble point curve (saturated liquid curve), dew point curve (saturated vapour curve) and equilibrium tie lines. As compared to McCabe-Thiele's method, this method All of these Accounts for the enthalpy changes in the process Facilitates direct calculation of heat load on reboiler & condenser from, the diagram used in this method Is more accurate in finding the number of equilibrium stages All of these Accounts for the enthalpy changes in the process Facilitates direct calculation of heat load on reboiler & condenser from, the diagram used in this method Is more accurate in finding the number of equilibrium stages ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Fouling factor must be included in the calculation of over all design heat transfer coefficient, when the liquid Containing suspended solids flows at high velocity Containing suspended solids flows at low velocity Is of high specific gravity Is highly viscous Containing suspended solids flows at high velocity Containing suspended solids flows at low velocity Is of high specific gravity Is highly viscous ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which tube arrangement in a heat exchanger would facilitate highest heat transfer rate? Heat transfer rate is independent of tube arrangement Diagonal square pitch Triangular pitch Square pitch Heat transfer rate is independent of tube arrangement Diagonal square pitch Triangular pitch Square pitch ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Needle valves are generally not used for Very large diameter pipes High pressure throttling service Smaller sizes of pipe Very accurate flow control Very large diameter pipes High pressure throttling service Smaller sizes of pipe Very accurate flow control ANSWER DOWNLOAD EXAMIANS APP
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