Process Equipment and Plant Design The average velocity in the tubes of a 1-4 heat exchanger is __________ times that in 1-1 heat exchanger having the same size & number of tubes and operated at same liquid flow rate. 43832 4 43834 2 43832 4 43834 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors determine the amount of entrainment in a distillation column? Plate spacing Vapour velocity in the volume between the plates All of these Depth of liquid above the bubble cap slots Plate spacing Vapour velocity in the volume between the plates All of these Depth of liquid above the bubble cap slots ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Value of Peclet number = 0, is the representative of Complete back mixing Eddy diffusivity = 0 Laminar flow Plug flow Complete back mixing Eddy diffusivity = 0 Laminar flow Plug flow ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pressure drop per tray in the atmospheric distillation column is about __________ psi. 0.07 - 0.12 0.5 - 1.0 43833 0.01 - 0.5 0.07 - 0.12 0.5 - 1.0 43833 0.01 - 0.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Elastic failure of a material occurs, when the tensile stress equals yield strength, yield point or the elastic limit. Also, the elastic failure occurs according to maximum strain theory, when the maximum tensile strain equals (where, σ = yield strength and E = modulus of elasticity) E E/σ Σ/E Σ E E/σ Σ/E Σ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a long tube vertical evaporator. Liquor level is maintained at l/3rd to 1/2 of the height of the tube None of these Tube dia is 3-6 cms, while tube length in 3-6 metres Steam is fed to the shell, whereas the liquor is filled inside the tube Liquor level is maintained at l/3rd to 1/2 of the height of the tube None of these Tube dia is 3-6 cms, while tube length in 3-6 metres Steam is fed to the shell, whereas the liquor is filled inside the tube ANSWER DOWNLOAD EXAMIANS APP
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