Mass Transfer Gaseous diffusivity at atmospheric pressure is of the order of __________ cm²/second. 1 > 10 5 to 10 1 to 5 1 > 10 5 to 10 1 to 5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A solid material shows case hardening properties while drying. Which of the following should be controlled to control the drying process? Flow rate of inlet air Relative humidity of outlet air Temperature of the solid Humidity of inlet air Flow rate of inlet air Relative humidity of outlet air Temperature of the solid Humidity of inlet air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the specific heats of a gas and a vapor are 0.2KJ/Kg.°K and 1.5 KJ/Kg.°K respectively, and the humidity is 0.01; the humid heat in KJ/°Kg. is 0.215 0.017 0.107 0.31 0.215 0.017 0.107 0.31 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Water-ethyl alcohal solution can be concentrated (in respect of alcohal concentration) by __________ distillation. High pressure Vacuum Atmospheric None of these High pressure Vacuum Atmospheric None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a two phase system is in physical equilibrium; then it means that, the Total pressure throughout the liquid phase is equal to that throughout the vapor phase All of these Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase Temperature of the liquid phase is equal to that of the vapor phase Total pressure throughout the liquid phase is equal to that throughout the vapor phase All of these Escaping tendency of each component from the liquid phase to the vapor phase is exactly equal to that from vapor phase to liquid phase Temperature of the liquid phase is equal to that of the vapor phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following operations does not involve leaching? Dissolving gold from ores Dissolving pharmaceutical products from bark or roots Dissolving sugar from the cells of the beet Removing nicotine from its water solution by kerosene Dissolving gold from ores Dissolving pharmaceutical products from bark or roots Dissolving sugar from the cells of the beet Removing nicotine from its water solution by kerosene ANSWER DOWNLOAD EXAMIANS APP
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