Heat and Mass Transfer Film coefficient is defined as the ratio of Thickness of film of fluid to the thermal conductivity Thickness of film of fluid to the temperature drop through the films of fluids Thermal conductivity to the equivalent thickness of the film of fluid Temperature drop through the films of fluids to the thickness of film of fluids Thickness of film of fluid to the thermal conductivity Thickness of film of fluid to the temperature drop through the films of fluids Thermal conductivity to the equivalent thickness of the film of fluid Temperature drop through the films of fluids to the thickness of film of fluids ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Heat transfer takes place as per Second law of the thermodynamics First law of thermodynamic Zeroth law of thermodynamics Kirchoff's law Second law of the thermodynamics First law of thermodynamic Zeroth law of thermodynamics Kirchoff's law ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer 40% of incident radiant energy on the surface of a thermally transparent body is reflected back. If the transmissivity of the body be 0.15, then the emissivity of surface is 0.4 0.75 0.55 0.45 0.4 0.75 0.55 0.45 ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer An ordinary passenger aircraft requires a cooling system of capacity. 10 TR 8 TR 4 TR 2 TR 10 TR 8 TR 4 TR 2 TR 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 Heat is closely related with Energy Temperature Entropy Liquids Energy Temperature Entropy Liquids ANSWER DOWNLOAD EXAMIANS APP