Mass Transfer A mixture of 10% C₆H₆ vapour in air at 25°C and 750 mm Hg has a dew point of 20°C. Its dew point at 30°C and 700 mm Hg will be around __________ °C. 20 27.3 21.7 18.7 20 27.3 21.7 18.7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For continuous drying of grannular or crystalline material, the dryer used is the __________ dryer. Tunnel None of these Tray Rotary Tunnel None of these Tray Rotary ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Air initially at 101. 3 kPa and 40°C and with a relative humidity of 50%, is cooled at constant pressure to 30°C. The cooled air has a Higher dew point Higher absolute (specific) humidity Higher relative humidity Higher wet bulb temperature Higher dew point Higher absolute (specific) humidity Higher relative humidity Higher wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The efficiency of a plate column will be maximum, when the flow is ideal __________ the plate. Neither A nor B Across Both A & B Above Neither A nor B Across Both A & B Above ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The change in enthalpy per unit weight of adsorbed gas when adsorbed on gas free or "outgassed" adsorbent to from a definite concentration of adsorbate is called its Heat of normal condensation Differential heat of adsorption Integral heat of adsorption Heat of wetting Heat of normal condensation Differential heat of adsorption Integral heat of adsorption Heat of wetting ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in the concentration of the adsorbate, the integral heat of adsorption Remains unchanged Increases Decreases May increase or decrease ; depends on the type of adsorbate Remains unchanged Increases Decreases May increase or decrease ; depends on the type of adsorbate ANSWER DOWNLOAD EXAMIANS APP