Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 2.5 1.25 0.25 0.0025 2.5 1.25 0.25 0.0025 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Liquid diffusivity is of the order of __________ cm² /second. 0.01 > 1 10-5 to 10-6 0.1 0.01 > 1 10-5 to 10-6 0.1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Equilibrium-moisture curves of different solids Are same Are different None of these Depend on the humidity of the gas Are same Are different None of these Depend on the humidity of the gas ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption & stripping, the interface of the liquid & gas phases are present in equilibrium, when the diffusional resistance of __________ is zero. Liquid phase Interface Gas phase All of these Liquid phase Interface Gas phase All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Raschig ring made of procelain cannot be used for treating concentrated Alkalis Hydrochloric acid Sulphuric acid Nitric acid Alkalis Hydrochloric acid Sulphuric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The dew point of an unsaturated gas-vapor mixture does not depend upon the __________ of the mixture. Composition Total pressure Temperature All of these Composition Total pressure Temperature All of these ANSWER DOWNLOAD EXAMIANS APP
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