Heat Transfer The ratio of momentum diffusivity to thermal diffusivity is the __________ number. Prandtl Nusselt Stanton Grashoff Prandtl Nusselt Stanton Grashoff ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Planck's distribution law is valid for __________ bodies black coloured all of the listed here white black coloured all of the listed here white ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Log mean temperature difference (LMTD) cannot be used, if none of the listed here the heat capacity is not constant and there is a phase change. there exists an unsteady state heat transfer co-efficient over the entire heat exchanger is not constant none of the listed here the heat capacity is not constant and there is a phase change. there exists an unsteady state heat transfer co-efficient over the entire heat exchanger is not constant ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For shell and tube heat exchanger, with increasing heat transfer area, the purchased cost per unit heat transfer area Remains constant Increases Decreases Passes through a maxima Remains constant Increases Decreases Passes through a maxima ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following accessories is provided in the vapor line of an evaporator for removing the entrained liquid? Catchall Vent Bleed point Baffle Catchall Vent Bleed point Baffle ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer When does the heat generated by fluid friction becomes appreciable compared to the heat transferred between the fluids? At low velocity None of these At high fluid velocity When fluid flows past a smooth surface At low velocity None of these At high fluid velocity When fluid flows past a smooth surface ANSWER DOWNLOAD EXAMIANS APP
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