Heat Transfer An insulator should have A porous structure High thermal conductivity Less resistance to heat flow Low thermal conductivity A porous structure High thermal conductivity Less resistance to heat flow Low thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Stefen's block body radiation law can also be derived from __________ law. Planck's Kirchoffs None of these Fourier's Planck's Kirchoffs None of these Fourier's ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Presence of a non-condensing gas in a condensing vapour None of the listed here is desirable to increase the film co-efficient increases the rate of condensation decreases thermal resistance None of the listed here is desirable to increase the film co-efficient increases the rate of condensation decreases thermal resistance ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Which of the following forced convection heat transfer equation accounts for the liquid viscosity effect for viscous liquids? Dittus-Boeltier equation None of these Sieder-Tate equation Nusselt equation Dittus-Boeltier equation None of these Sieder-Tate equation Nusselt equation ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Small scale evaporation is done in a Condenser Multiple effect evaporator Heat exchanger Steam jacketed kettle Condenser Multiple effect evaporator Heat exchanger Steam jacketed kettle ANSWER DOWNLOAD EXAMIANS APP
Heat Transfer Peclet number (Pe) is given by Pe = Nu.Re Pe = Pr/Re Pe = Re.Pr Pe = Re/Pr Pe = Nu.Re Pe = Pr/Re Pe = Re.Pr Pe = Re/Pr ANSWER DOWNLOAD EXAMIANS APP
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