Mass Transfer In the constant rate period of the rate of drying curve for batch drying, None of these Cracks develop on the surface of the solid Rate of drying decreases abruptly Surface evaporation of unbound moisture occurs None of these Cracks develop on the surface of the solid Rate of drying decreases abruptly Surface evaporation of unbound moisture occurs ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The suitable evaporator for concentration of foaming liquids is a __________ evaporator. Long tube Vacuum Short tube Falling film Long tube Vacuum Short tube Falling film ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant Increases Decreases Increases exponentially Remains unchanged Increases Decreases Increases exponentially Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer During dehumidification of unsaturated air wet bulb temperature & partial pressure of vapor are not constant. However, during evaporative cooling process with recirculated water supply, the __________ remains constant. Partial pressure of water vapor Relative humidity None of these Wet bulb temperature Partial pressure of water vapor Relative humidity None of these Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? Sieve plate column Wetted wall column Bubble cap column Randomly packed column Sieve plate column Wetted wall column Bubble cap column Randomly packed column ANSWER DOWNLOAD EXAMIANS APP
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