Mass Transfer Prandtl number for water at 20°C is about 7 150 70 0.7 7 150 70 0.7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of absorption, both the operating and equilibrium lines will be straight for Dilute solutions Isothermal operation Dilute solutions and isothermal operation None of these Dilute solutions Isothermal operation Dilute solutions and isothermal operation None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of constant underflow extraction operation, the __________ at all solute concentration. Neither A nor B Solids are drained to the same extent Ratio of the insoluble to solution is constant Both A & B Neither A nor B Solids are drained to the same extent Ratio of the insoluble to solution is constant Both A & B 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 In most of the vacuum crystalliser, vacuum is generally produced by means of a None of these Compressed air jet Suction pump Steam jet ejector with a barometric condenser None of these Compressed air jet Suction pump Steam jet ejector with a barometric condenser ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time) (4De/πt)1/2 (De.t)1/2 (4De/t) (De/t)1/2 (4De/πt)1/2 (De.t)1/2 (4De/t) (De/t)1/2 ANSWER DOWNLOAD EXAMIANS APP