Heat Transfer Value of Prandtl number for water ranges from L to 2 5 to 10 1000 to 2000 100 to 500 L to 2 5 to 10 1000 to 2000 100 to 500 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer It is not preferable to use superheated steam in evaporators, because of its very high temperature none of the listed here low film co-efficient high pressure high temperature none of the listed here low film co-efficient high pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Evaporation by thermocompression results in the Realisation of multiple effect economy in a single effect Both A and B Saving of steam None of these Realisation of multiple effect economy in a single effect Both A and B Saving of steam None of these ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The heat flux in the nucleate boiling regimes is proportional to (where, ΔT = excess temperature) (ΔT)² (ΔT)⁴ √(ΔT) (ΔT)³ (ΔT)² (ΔT)⁴ √(ΔT) (ΔT)³ ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The purpose of floating head in a heat exchanger is to Provide support for tubes Decrease the pressure drop Facilitate its lengthening, if needed Avoid buckling of tubes Provide support for tubes Decrease the pressure drop Facilitate its lengthening, if needed Avoid buckling of tubes ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In thermal radiation for a black body (where, ε is emissivity and α is absorptivity) α = 1; ε ≠ 1 α = 1; ε = 1 α ≠ 1, ε = 1 α ≠ 1, ε ≠ 1 α = 1; ε ≠ 1 α = 1; ε = 1 α ≠ 1, ε = 1 α ≠ 1, ε ≠ 1 ANSWER DOWNLOAD EXAMIANS APP
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