Mass Transfer Occurrence of 'case hardening' during drying of a high moisture solid cake __________ the drying rate. Increases Decreases Exponentially increases Does not affect Increases Decreases Exponentially increases Does not affect ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature. Dew point Wet bulb None of these Dry bulb Dew point Wet bulb None of these Dry bulb ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The minimum number of theoretical plates is required for achieving a given separation in distillation column with Total reflux Zero reflux ratio Minimum reflux ratio No reflux Total reflux Zero reflux ratio Minimum reflux ratio No reflux ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption factor, for a fixed degree of absorption from a fixed amount of gas should be > 1 < 1 ≤ 1 1 > 1 < 1 ≤ 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During constant rate drying period, vaporisation rate per unit drying surface area Decreases with time Does not affect the moisture content of the wet solid Does not change with time Increases with time Decreases with time Does not affect the moisture content of the wet solid Does not change with time Increases with time ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Only small amount of evaporation of water produces large cooling effects because of its Small latent heat Low viscosity None of these Large latent heat Small latent heat Low viscosity None of these Large latent heat ANSWER DOWNLOAD EXAMIANS APP