Mass Transfer With increase in solvent rate, the number of transfer units, NtoG, for a fixed degree of absorption from a fixed amount of gas Decreases linearly Remains same Decreases Increases Decreases linearly Remains same Decreases Increases 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 0.0025 0.25 1.25 2.5 0.0025 0.25 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Hydrogenation of oil is carried out in a/an __________ in Vanaspati manufacturing plant. Bubble cap column Packed tower Sieve tray column Agitated vessel Bubble cap column Packed tower Sieve tray column Agitated vessel ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Back-trapping in a distillation column Reduces pressure drop Increases tray efficiency Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact Reduces pressure drop Increases tray efficiency Decreases tray efficiency Is desirable, as it provides improved vapour-liquid contact ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In distillation column design, the McCabe-Thiele procedure is inadequate and a Ponchan-Savarit procedure is needed, when A total condenser is used The latent heat of vaporisation of the more and less volatile components are greatly different Saturated feed is not used An azeotrope forms A total condenser is used The latent heat of vaporisation of the more and less volatile components are greatly different Saturated feed is not used An azeotrope forms ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The equipment used in the extraction of highly corrosive radio active liquids is Baffle tower Spray column Pulse column Mixer settler Baffle tower Spray column Pulse column Mixer settler ANSWER DOWNLOAD EXAMIANS APP
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