Heat Transfer The inside heat transfer co-efficient in case of turbulent flow of liquid in the tube side in a 1-2 shell and tube heat exchanger is increased by __________ times, when the number of tube passes is increased to 8. 20.4 20.8 40.8 40.4 20.4 20.8 40.8 40.4 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The rate of heat transfer is a product of overall heat transfer co-efficient, the difference in temperature and the None of these Heating volume Heat transfer area Nusselt number None of these Heating volume Heat transfer area Nusselt number ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A black body does not __________ radiation. Reflect Absorb or emit Refract Both B & C Reflect Absorb or emit Refract Both B & C ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following is generally considered as opaque surface towards radiations? Gases Both solids & liquids Liquids Solids Gases Both solids & liquids Liquids Solids ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer 'Duhring's plot' is of use in Evaporation Absorption Extractive distillation Leaching Evaporation Absorption Extractive distillation Leaching 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? Diagonal square pitch Triangular pitch None of these Square pitch Diagonal square pitch Triangular pitch None of these Square pitch ANSWER DOWNLOAD EXAMIANS APP
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