Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 0.25 1.25 0.0025 2.5 0.25 1.25 0.0025 2.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has Lower adsorption rate None of these Lower capacity of the solvent for the solute gas Increased utilisation of stagnant zones of the liquid phase Lower adsorption rate None of these Lower capacity of the solvent for the solute gas Increased utilisation of stagnant zones of the liquid phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Small dia distillation column can be a Any of these Packed column Sieve tray Bubble cap Any of these Packed column Sieve tray Bubble cap ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the rate of leaching increases, because the Diffusivity of solute increases Viscosity of solvent decreases Thermal conductivity of solute increases None of these Diffusivity of solute increases Viscosity of solvent decreases Thermal conductivity of solute increases None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Humid volume, at a given temperature is a/an __________ function of humidity. Exponential Linear Logarithmic Inverse Exponential Linear Logarithmic Inverse ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following quantities need not be fixed before starting the design of a co-current absorber? Flow rate of gas None of the listed here Heat gain or loss Flow rate of entering liquid Flow rate of gas None of the listed here Heat gain or loss Flow rate of entering liquid ANSWER DOWNLOAD EXAMIANS APP
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