Mass Transfer Raschig ring made of procelain cannot be used for treating concentrated Hydrochloric acid Alkalis Nitric acid Sulphuric acid Hydrochloric acid Alkalis Nitric acid Sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Separation of two volatile liquids by distillation makes use of their Density difference Solubility Relative volatility Selectivity Density difference Solubility Relative volatility Selectivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For which of the following unit operations, Lewis number is of significance? Humidification Binary distillation Adsorption Gas absorption Humidification Binary distillation Adsorption Gas absorption ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In batch distillation with constant reflux, overhead product composition __________ with time. Increases Does not vary Decreases May increase on decrease, depends on the system Increases Does not vary Decreases May increase on decrease, depends on the system ANSWER DOWNLOAD EXAMIANS APP
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 Increases Remains same Decreases Decreases linearly Increases Remains same Decreases Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A 25 cm x 25 cm x 1 cm flat sheet weighing 1.2 kg initially was dried from both sides under constant drying rate conditions. It took 1500 seconds for the weight of the sheet to reduce to 1.05 kg. Another 1m x 1m x 1cm flat sheet of the same material is to be dried from one side only.Under the same constant drying rate conditions, the time required for drying (in seconds) from its initial weight of 19.2 kg to 17.6 kg is 1500 2500 1000 2000 1500 2500 1000 2000 ANSWER DOWNLOAD EXAMIANS APP
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