Heat Transfer In pipe flow, heat is transferred from hot wall to the liquid by Forced convection only Free and forced convection Conduction only Forced convection and conduction Forced convection only Free and forced convection Conduction only Forced convection and conduction ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following has the minimum thermal conductivity? Carbon black Tar Steel Nitrogen Carbon black Tar Steel Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat exchangers operating, when the asymptotic range is reached, Results in abruptly increased velocity None of these Provide very large heat transfer co-efficient Results in making part of the heating surface inactive Results in abruptly increased velocity None of these Provide very large heat transfer co-efficient Results in making part of the heating surface inactive ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Trap is used to remove __________ from steam pipe lines. None of these Non-condensables Condensate Steam None of these Non-condensables Condensate Steam ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Prandtl and Reynolds analogy are same, when Prandtl number is 1 1.5 > 2 0.5 1 1.5 > 2 0.5 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Heat transfer rate described by Fourier's law will decrease, if the __________ increases. Thickness Heat transfer area Thermal conductivity Temperature difference Thickness Heat transfer area Thermal conductivity Temperature difference ANSWER DOWNLOAD EXAMIANS APP
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