Heat and Mass Transfer The expression Q = ρ AT4 is called Fourier equation Joseph-Stefan equation Stefan-Boltzmann equation Newton Reichmann equation Fourier equation Joseph-Stefan equation Stefan-Boltzmann equation Newton Reichmann equation ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Radiation is the process of heat transfer in which heat flows from a ________, in a straight line, without affecting the intervening medium. Larger body to smaller body Cold body to hot body Hot body to cold body Smaller body to larger body Larger body to smaller body Cold body to hot body Hot body to cold body Smaller body to larger body ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The unit of Stefan Boltzmann constant is watt2/cm °K⁴ watt/cm2 °K⁴ watt/cm4 °K watt/cm3 °K watt2/cm °K⁴ watt/cm2 °K⁴ watt/cm4 °K watt/cm3 °K ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The ratio of the energy absorbed by the body to total energy falling on it is called Emissive power Emissivity Absorptivity Absorptive power Emissive power Emissivity Absorptivity Absorptive power ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Total emissivity of polished silver compared to black body is Very much lower Higher Same More or less same Very much lower Higher Same More or less same ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The process of heat transfer from one particle of the fluid to another by the actual movement of the fluid particles due to difference of density caused by temperature of the particle is known as Conduction Free convection Forced convection Radiation Conduction Free convection Forced convection Radiation ANSWER DOWNLOAD EXAMIANS APP
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