Mass Transfer If f is defined as above, then which of the following applies to a feed at dew point? F < 1 F = 1 F > 1 0 < f < 1 F < 1 F = 1 F > 1 0 < f < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During bottling of cold drinks (e.g. Pepsi), the main resistance to mass transfer for the absorption of carbon dioxide in water lies in the Gas film Liquid-gas interface Liquid film None of these Gas film Liquid-gas interface Liquid film None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass transfer co-efficient for a solid sphere of radius 'a' dissolving in a large volume of quiescent liquid, in which D is the diffusivity of solute, is D/a D/2a Proportional to √D Dependent on the Reynolds number D/a D/2a Proportional to √D Dependent on the Reynolds number ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The boiling points of pure components of a binary system __________ with increase in total pressure of the system. Decreases Increases May increase or decrease, depends on the system Remains unchanged Decreases Increases May increase or decrease, depends on the system Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Channelling is most severe In towers packed randomly with crushed solids In dumped packing of regular units At very high liquid flow rate In towers packed with stacked packing In towers packed randomly with crushed solids In dumped packing of regular units At very high liquid flow rate In towers packed with stacked packing ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As per Gilliland's equation, the diffusivity is Dependent on the molecular volume & molecular weight of components All of these Inversely proportional to 'P' Directly proportional to 'T1.5' Dependent on the molecular volume & molecular weight of components All of these Inversely proportional to 'P' Directly proportional to 'T1.5' ANSWER DOWNLOAD EXAMIANS APP
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