Heat and Mass Transfer The rate of energy emission from unit surface area through unit solid angle, along a normal to the surface, is known as Intensity of radiation Reflectivity Emissivity Transmissivity Intensity of radiation Reflectivity Emissivity Transmissivity ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer All radiations in a black body are Transmitted Refracted Absorbed Reflected Transmitted Refracted Absorbed Reflected ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The rate of energy transferred by convection to that by conduction is called Stanton number Peclet number Nusselt number Biot number Stanton number Peclet number Nusselt number Biot number ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The critical thickness of insulation for a sphere is h₀/2k 2k/h₀ k/h₀ h₀/k h₀/2k 2k/h₀ k/h₀ h₀/k ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The expression Q = ρ AT4 is called Stefan-Boltzmann equation Fourier equation Joseph-Stefan equation Newton Reichmann equation Stefan-Boltzmann equation Fourier equation Joseph-Stefan equation Newton Reichmann equation ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The highest thermal diffusivity is of Lead Iron Concrete Wood Lead Iron Concrete Wood ANSWER DOWNLOAD EXAMIANS APP
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