Mass Transfer With increase in temperature, the leaching rate increases because of the Increased diffusivity Decreased viscosity of liquid Both Decreased viscosity of liquid & Increased diffusivity None of the listed here Increased diffusivity Decreased viscosity of liquid Both Decreased viscosity of liquid & Increased diffusivity None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For continuous drying of grannular or crystalline material, the dryer used is the __________ dryer. Rotary None of these Tunnel Tray Rotary None of these Tunnel Tray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer When the solvent dissolves very little of solute, then Very small quantity of solvent is required Solvent of low freezing point should be used Solvent of low latent heat of vaporisation should be used Large quantity of solvent is required to extract the solute Very small quantity of solvent is required Solvent of low freezing point should be used Solvent of low latent heat of vaporisation should be used Large quantity of solvent is required to extract the solute ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The Kundsen diffusivity is proportional to (where, T = absolute temperature) T² T⁴ T √T T² T⁴ T √T ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer High pressure at the bottom of a distillation tower handling heat sensitive materials results in Thermal decomposition of bottoms Increased relative volatility Erosion of the tower Very efficient operation Thermal decomposition of bottoms Increased relative volatility Erosion of the tower Very efficient operation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Batch tray dryers suffers from the disadvantage of Non-uniform & low production rate All of the listed here High labour cost & low heat economy High maintenance cost Non-uniform & low production rate All of the listed here High labour cost & low heat economy High maintenance cost ANSWER DOWNLOAD EXAMIANS APP
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