Mass Transfer In the constant rate period of the rate of drying curve for batch drying, Cracks develop on the surface of the solid Surface evaporation of unbound moisture occurs Rate of drying decreases abruptly None of these Cracks develop on the surface of the solid Surface evaporation of unbound moisture occurs Rate of drying decreases abruptly None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The suitable evaporator for concentration of foaming liquids is a __________ evaporator. Short tube Falling film Long tube Vacuum Short tube Falling film Long tube Vacuum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant Remains unchanged Increases exponentially Increases Decreases Remains unchanged Increases exponentially Increases Decreases 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 Wet bulb temperature Relative humidity None of these Partial pressure of water vapor Wet bulb temperature Relative humidity None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty? Randomly packed column Bubble cap column Sieve plate column Wetted wall column Randomly packed column Bubble cap column Sieve plate column Wetted wall column ANSWER DOWNLOAD EXAMIANS APP
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