Heat Transfer Extremely large or small volumes of fluids are generally best routed through the shell side of a shell and tube heat exchanger, because of the Flexibility possible in the baffle arrangement Low pressure drop Less corrosion problems High heat transfer co-efficient Flexibility possible in the baffle arrangement Low pressure drop Less corrosion problems High heat transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the lowest Prandtl number? Molten sodium (a coolant used in fast breeder reactor) Water Dilute H₂SO₄ Transformer oil Molten sodium (a coolant used in fast breeder reactor) Water Dilute H₂SO₄ Transformer oil ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A 2-4 heat exchanger involves Smaller pressure drop compared to 1-2 exchanger Both counter and parallel-flow of the fluids Only parallel-flow of fluids Only counter-flow of fluids Smaller pressure drop compared to 1-2 exchanger Both counter and parallel-flow of the fluids Only parallel-flow of fluids Only counter-flow of fluids ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer co-efficient (h1) for liquids increases with Decreasing Reynolds number Increasing temperature None of these Decreasing temperature Decreasing Reynolds number Increasing temperature None of these Decreasing temperature ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a multiple effect evaporator, the effect of boiling point elevation is to reduce the capacity increase the economy all of the listed here reduce the economy reduce the capacity increase the economy all of the listed here reduce the economy ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a forward feed multiple effect, the pressure build up will be highest at the outlet of the last effect highest at the inlet of the last effect least at the inlet of the first effect least at the outlet of the last effect highest at the outlet of the last effect highest at the inlet of the last effect least at the inlet of the first effect least at the outlet of the last effect ANSWER DOWNLOAD EXAMIANS APP
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