Heat and Mass Transfer Film coefficient is defined as the ratio of Thermal conductivity to the equivalent thickness of the film of fluid Thickness of film of fluid to the temperature drop through the films of fluids Temperature drop through the films of fluids to the thickness of film of fluids Thickness of film of fluid to the thermal conductivity Thermal conductivity to the equivalent thickness of the film of fluid Thickness of film of fluid to the temperature drop through the films of fluids Temperature drop through the films of fluids to the thickness of film of fluids Thickness of film of fluid to the thermal conductivity ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The most commonly used method for the design of duct size is the Dual or double method Velocity reduction method Equal friction method Static regains method Dual or double method Velocity reduction method Equal friction method Static regains method ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The automobile radiator is a heat exchanger of Regenerator type Counter flow type Parallel flow type Cross flow type Regenerator type Counter flow type Parallel flow type Cross flow type ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The critical thickness of insulation for a sphere is 2k/h₀ h₀/2k k/h₀ h₀/k 2k/h₀ h₀/2k k/h₀ h₀/k ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer The thickness of thermal and hydrodynamic boundary layer is equal if Prandtl number is Greater than one Equal to Nusselt number Equal to one Less than one Greater than one Equal to Nusselt number Equal to one Less than one ANSWER DOWNLOAD EXAMIANS APP
Heat and Mass Transfer Heat flows from one body to other when they have Different specific heat Different heat contents Different atomic structure Different temperatures Different specific heat Different heat contents Different atomic structure Different temperatures ANSWER DOWNLOAD EXAMIANS APP
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