Heat Transfer The overall resistance for heat transfer through a series of flat resistance, is the __________ of the resistances. Geometric mean Average Sum Product Geometric mean Average Sum Product ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For condensation of pure vapors, if the heat transfer co-efficients in filmwise and drop-wise condensation are respectively hf and hd, then hf could be greater or smaller than hd hf < hd hf > hd hf = hd hf could be greater or smaller than hd hf < hd hf > hd hf = hd ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A metal wire of 0.01 m dia and thermal conductivity 200 W/m.K is exposed to a fluid stream with a convective heat transfer coefficient of 100 W/m².K. The Biot number is 5.6 3.5 0.025 0.0035 5.6 3.5 0.025 0.0035 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A 2-4 heat exchanger involves 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 Smaller pressure drop compared to 1-2 exchanger Both counter and parallel-flow of the fluids Only parallel-flow of fluids ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A BTU/hr.ft.2 °F is equal to 1 kcal/hr. m²°C 1 kcal/hr. m².°K 4.88 kcal/hr. m.2°C None of these 1 kcal/hr. m²°C 1 kcal/hr. m².°K 4.88 kcal/hr. m.2°C None of these ANSWER DOWNLOAD EXAMIANS APP
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