Mass Transfer Leaching of sugar from sugar beets is done by Dilute H₂SO₄ Hot water Hexane Lime water Dilute H₂SO₄ Hot water Hexane Lime water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following employs an accessory known as 'drift eliminator' ? Multiple effect evaporator Rotary dryer Mechanical draft cooling tower Rotating disc contactor Multiple effect evaporator Rotary dryer Mechanical draft cooling tower Rotating disc contactor ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following parameters remains constant during chemical dehumidifica-tion? Dry bulb temperature None of these Partial pressure of vapour Wet bulb temperature Dry bulb temperature None of these Partial pressure of vapour Wet bulb temperature ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer At equilibrium the concentration of water in vapour phase (C*)in kg/m³ of air space and the amount of water (m) adsorbed per kg of dry silica gel are related by, C* = 0.0667m. To maintain dry conditions in a room of air space 100m³ containing 2.2 kg of water vapour initially, 10 kg of dry silica gel is kept in the room. The fraction of initial water remaining in the air space after a long time (during which the temperature is maintained constant) is 0.2 1 0.4 0.2 1 0.4 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If a₁ and a₂ are the relative volatilities when the pressure in the distillation column is 1 and 2 atm respectively. Pick out the correct statement. a₁ = 2a₂ a₁ = 0.5 a₂ None of these a₁ = a₂ a₁ = 2a₂ a₁ = 0.5 a₂ None of these a₁ = a₂ ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The most common packing used in industrial operations is __________ rings. Lessing Single spiral Cross-partition Raschig Lessing Single spiral Cross-partition Raschig ANSWER DOWNLOAD EXAMIANS APP
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