Heat Transfer Viscosity of gases __________ with increase in temperature. Increase slowly Increase very rapidly Decrease slowly Remain unaffected Increase slowly Increase very rapidly Decrease slowly Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Nusselt number for full developed, laminar, constant property flow in a pipe at uniform heat flux is 18 83 0.72 4.364 18 83 0.72 4.364 ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer When warm and cold liquids are mixed, the heat transfer is mainly by conduction radiation none of the listed here convection conduction radiation none of the listed here convection ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer For gases, the thermal conductivity increases with temperature rise. For liquids, with increase in concentration, its thermal conductivity generally Increases Decreases Remains unchanged Increases exponentially Increases Decreases Remains unchanged Increases exponentially ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Reynold's analogy states that (where, St = Stanton number f = friction factor) St = f1/2 St = f/2 St = f/4 St = 4f St = f1/2 St = f/2 St = f/4 St = 4f ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer A perfect black body is a perfect __________ of radiation Both emitter & absorber absorber none of the listed here emitter Both emitter & absorber absorber none of the listed here emitter ANSWER DOWNLOAD EXAMIANS APP
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