Heat Transfer The film co-efficient is decreased due to the presence of non-condensing gases in the vapors. The film co-efficient of superheated vapor as compared to that of saturated vapor is Either more or less ; depends on the nature of vapor Some More Less Either more or less ; depends on the nature of vapor Some More Less ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat produced when a steady state current, I passes through an electrical conductor having resistance, 'R' is IR2 I2R IR None of the listed here IR2 I2R IR None of the listed here 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 0.025 0.0035 3.5 5.6 0.025 0.0035 3.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has maximum thermal conductivity? Coal Iron Tar Nitrogen Coal Iron Tar Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For concentrating an aqueous solution of a material like anhydrous Na₂SO₄, whose solubility decreases with rise in temperature, the most suitable evaporator is a __________ evaporator. Vacuum None of these Backward feed High pressure Vacuum None of these Backward feed High pressure ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer jH factor for heat transfer depends upon the __________ number. Biot Prandtl Nusselt Reynolds Biot Prandtl Nusselt Reynolds ANSWER DOWNLOAD EXAMIANS APP
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