Heat Transfer In case of a vertical tube evaporator, with increase in the liquor level, the __________ is increased. Liquor-film co-efficient Neither A and B Velocity of circulation Both A and B Liquor-film co-efficient Neither A and B Velocity of circulation Both A and B ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For concentrating an aqueous solution of a material like anhydrous Na₂SO₄, whose solubility decreases with rise in temperature, the most suitable evaporator is a __________ evaporator. None of these Backward feed Vacuum High pressure None of these Backward feed Vacuum High pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer __________ heat exchanger is used for chilling oil to be dewaxed. U-tube Fixed tube Floating head Double pipe U-tube Fixed tube Floating head Double pipe ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which is the best tube arrangement (in a shell and tube heat exchanger) if the fluids are clean and non-fouling? Triangular pitch Square pitch None of these Diagonal square pitch Triangular pitch Square pitch None of these Diagonal square pitch ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A diathermaneous substance __________ the thermal radiation completely. Absorbs Reflects Transmits None of these Absorbs Reflects Transmits None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The driving potential for the crystal growth during crystallisation is the __________ of the solution. Viscosity Density Concentration Super-saturation Viscosity Density Concentration Super-saturation ANSWER DOWNLOAD EXAMIANS APP
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