Heat Transfer The ratio of the total emissive power to the absorptivity for all bodies is same at ther-mal equilibrium. This is __________ law. Stefan-Boltzman Planck's Kirchoffs Wien's displacement Stefan-Boltzman Planck's Kirchoffs Wien's displacement ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following forced convection heat transfer equation accounts for the liquid viscosity effect for viscous liquids? Nusselt equation None of these Dittus-Boeltier equation Sieder-Tate equation Nusselt equation None of these Dittus-Boeltier equation Sieder-Tate equation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer In a shell and tube heat exchanger, the shell side fluid velocity can not be changed by changing the Tube layout Tube diameter No. of baffles Tube pitch Tube layout Tube diameter No. of baffles Tube pitch ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The Graetz number is concerned with the absorption with chemical reaction heat transfer in laminar flow mass transfer between a gas and a liquid heat transfer in turbulent flow absorption with chemical reaction heat transfer in laminar flow mass transfer between a gas and a liquid heat transfer in turbulent flow ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer If the thermal conductivity of a wall material is independent of temperature, the steady state temperature distribution in the very large thin plane wall having steady, uniform surface temperature follows __________ law. Hyperbolic Logarithmic Parabolic Linear Hyperbolic Logarithmic Parabolic Linear ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer The characteristic dimensionless groups for heat transfer to a fluid flowing through a pipe in laminar flow are Nu, Pr Nu, Pr, Re Nu, Gz Re.Gz Nu, Pr Nu, Pr, Re Nu, Gz Re.Gz ANSWER DOWNLOAD EXAMIANS APP
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