Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. None of these Perfectly dry Highly humid High temperature None of these Perfectly dry Highly humid High temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Under conditions of flooding in packed tower, the gas pressure drop Remains constant Decreases rapidly Increases rapidly Is maximum Remains constant Decreases rapidly Increases rapidly Is maximum ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Heat load in a cooling tower Neither A nor B Is equal to the number of kg, of water circulated times the cooling range Means the amount of heat thrown away (KCal/hr.) by the cooling tower Both A & B Neither A nor B Is equal to the number of kg, of water circulated times the cooling range Means the amount of heat thrown away (KCal/hr.) by the cooling tower Both A & B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following equipments is not used for gas dispersion? Agitated vessels Spray towers Perforated sieve tray towers Bubble cap tray towers Agitated vessels Spray towers Perforated sieve tray towers Bubble cap tray towers ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steady state equimolal counter diffusion is encountered in All of these Absorption of NH₃ from air by water Separation of a binary mixture by distillation All liquid-liquid diffusion systems All of these Absorption of NH₃ from air by water Separation of a binary mixture by distillation All liquid-liquid diffusion systems 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) (De/t)1/2 (4De/t) (4De/πt)1/2 (De.t)1/2 (De/t)1/2 (4De/t) (4De/πt)1/2 (De.t)1/2 ANSWER DOWNLOAD EXAMIANS APP