Mass Transfer The Kundsen diffusivity is proportional to (where, T = absolute temperature) T² √T T T⁴ T² √T T T⁴ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following operations does not involve leaching? Dissolving sugar from the cells of the beet Removing nicotine from its water solution by kerosene Dissolving pharmaceutical products from bark or roots Dissolving gold from ores Dissolving sugar from the cells of the beet Removing nicotine from its water solution by kerosene Dissolving pharmaceutical products from bark or roots Dissolving gold from ores ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following decreases during evaporative cooling process with recirculated water supply? None of these Partial pressure of vapour Relative humidity Wet bulb temperature None of these Partial pressure of vapour Relative humidity Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is 0.6 1 0.5 2 0.6 1 0.5 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusivity of a liquid May increase or decrease with temperature Increases with temperature Is independent of temperature Decreases with temperature May increase or decrease with temperature Increases with temperature Is independent of temperature Decreases with temperature 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 1000 1500 2500 2000 1000 1500 2500 2000 ANSWER DOWNLOAD EXAMIANS APP