Mass Transfer In case of unsaturated air None of the listed here Wet bulb temperature < dry bulb temperature Both of the options given here Dew point < wet bulb temperature None of the listed here Wet bulb temperature < dry bulb temperature Both of the options given here Dew point < wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Equilibrium moisture of a solid is equal to the total moisture minus free moisture. Which of the following substances will have maxi-mum equilibrium moisture? Bamboo Anthracite coal Rag paper Inorganic solids Bamboo Anthracite coal Rag paper Inorganic solids ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Corresponding to Prandtl number in heat transfer, the dimensionless group in mass transfer is the __________ number. Sherwood Stanton Peclet Schmidt Sherwood Stanton Peclet Schmidt ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fractional solvent extraction Employs only one solvent Results in low interfacial tension Employs two solvents None of the listed here Employs only one solvent Results in low interfacial tension Employs two solvents None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To get high tray efficiency Liquid entrainment should be severe Interfacial surface between liquid and gas phase should be large Time of contact between the two phases should be less Gas velocity should be very low Liquid entrainment should be severe Interfacial surface between liquid and gas phase should be large Time of contact between the two phases should be less Gas velocity should be very low ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The rough value of diffusion co-efficient of water vapor into air at 25°C may be about __________ cm²/sec. 1.25 2.5 0.25 0.0025 1.25 2.5 0.25 0.0025 ANSWER DOWNLOAD EXAMIANS APP