Mass Transfer Lewis number (Le) is St x Sh Pr x St Sh x Pr Sc x Pr St x Sh Pr x St Sh x Pr Sc x Pr 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. 2.5 0.25 1.25 0.0025 2.5 0.25 1.25 0.0025 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated. Molecular Flash Azeotropic Extractive Molecular Flash Azeotropic Extractive ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Compound A is extracted from a solution of A + B into a pure solvent S. A Co-current unit is used for the liquid-liquid extraction. The inlet rate of the solution containing A is 200 moles of B/hr.m² and the solvent flow, rate is 400 moles of S/m². hr. The equilibrium data is represented by Y = 3X² , where Y is in moles of a A/moles of B and X is in moles A/moles of S. The maximum percentage extraction achieved in the unit is 0.5 0.9 0.25 0.7 0.5 0.9 0.25 0.7 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Schimdt number and Lewis number for pure air at atmospheric conditions are respectively 1 and 0 < 1 and ≈ 1 >1 and ≈ 1 0 and ≈ 1 1 and 0 < 1 and ≈ 1 >1 and ≈ 1 0 and ≈ 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following employs an accessory known as 'drift eliminator' ? Multiple effect evaporator Mechanical draft cooling tower Rotary dryer Rotating disc contactor Multiple effect evaporator Mechanical draft cooling tower Rotary dryer Rotating disc contactor ANSWER DOWNLOAD EXAMIANS APP
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