Heat Transfer Multiple effect evaporation is generally recommended, when the Evaporation on small scale is to be done Fuel is cheaply available Large scale evaporation of liquor is needed Corrosive liquids are to be concentrated Evaporation on small scale is to be done Fuel is cheaply available Large scale evaporation of liquor is needed Corrosive liquids are to be concentrated ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 'Duhring's plot' is of use in Absorption Extractive distillation Evaporation Leaching Absorption Extractive distillation Evaporation Leaching ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a single effect evaporator, the economy is < 1 None of these 1 > 1 < 1 None of these 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In sub-cooled boiling, Temperature of the heating surface is more than the boiling point of the liquid Very large vapour space is necessary Bubbles from heating surface are absorbed by the mass of the liquid Temperature of the heating surface is less than the boiling point of the liquid Temperature of the heating surface is more than the boiling point of the liquid Very large vapour space is necessary Bubbles from heating surface are absorbed by the mass of the liquid Temperature of the heating surface is less than the boiling point of the liquid ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A concentric double pipe heat exchanger as compared to the shell and tube heat exchanger for the same heat load requires None of these More space Less heating surface Lower maintenance cost None of these More space Less heating surface Lower maintenance cost ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The energy radiated from a surface Q at absolute temperature T is related as Q ∝ T⁴ Q ∝ T³ Q ∝ T² None of these Q ∝ T⁴ Q ∝ T³ Q ∝ T² None of these ANSWER DOWNLOAD EXAMIANS APP
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