Mass Transfer Fenske's equation for determining the minimum number of theoretical stages in distillation column holds good, when the Relative volatility is reasonably constant Mixture (to be separated) shows negative deviation from ideality Mixture (to be separated) shows positive deviation from ideality Multicomponent distillation is involved Relative volatility is reasonably constant Mixture (to be separated) shows negative deviation from ideality Mixture (to be separated) shows positive deviation from ideality Multicomponent distillation is involved ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Can a cooling tower cool water below the wet bulb temperature of inlet air? Yes ; but height of cooling tower will be prohibitively high No Yes ; but the air flow rate should be excessively high Yes Yes ; but height of cooling tower will be prohibitively high No Yes ; but the air flow rate should be excessively high Yes ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In paper industry, paper is dried in a __________ dryer. Conveyor Festoon Tunnel Heated cylinder Conveyor Festoon Tunnel Heated cylinder ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. Either A or B A counter diffusion at an almost equal molar rate Unidirectional diffusion from gas to liquid phase Unidirectional diffusion from liquid to gas phase Either A or B A counter diffusion at an almost equal molar rate Unidirectional diffusion from gas to liquid phase Unidirectional diffusion from liquid to gas phase 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 entering liquid Flow rate of gas Heat gain or loss None of the listed here Flow rate of entering liquid Flow rate of gas Heat gain or loss None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative volatility does not change appreciably with the change in Total pressure Temperature Vapour pressure of either component None of these Total pressure Temperature Vapour pressure of either component None of these ANSWER DOWNLOAD EXAMIANS APP
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