Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 0.25 0.0025 2.5 1.25 0.25 0.0025 2.5 1.25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following is considered equivalent to one theoretical stage in Mc-Cabe Thiele's method? Both B and C Reboiler Partial condenser Total condenser Both B and C Reboiler Partial condenser Total condenser ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In which of the following unit operations, the selectivity is an important parameter? None of these Absorption Distillation Solvent extraction None of these Absorption Distillation Solvent extraction ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Entrainer used in azeotropic distillation should Have high viscosity to provide high tray efficiency Have high latent heat of vaporisation Form a low boiling azeotrope with one of the constituents of the mixture Form a new azeotrope of low relative volatility with one of the constituents of the mixture Have high viscosity to provide high tray efficiency Have high latent heat of vaporisation Form a low boiling azeotrope with one of the constituents of the mixture Form a new azeotrope of low relative volatility with one of the constituents of the mixture ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following decreases during evaporative cooling process with recirculated water supply? Wet bulb temperature None of these Partial pressure of vapour Relative humidity Wet bulb temperature None of these Partial pressure of vapour Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer ______ extractor uses centrifugal force for separating the two phases. Treybal Schiebel None of the listed here Podbielniak Treybal Schiebel None of the listed here Podbielniak ANSWER DOWNLOAD EXAMIANS APP