Heat and Mass Transfer
Film coefficient is defined as Inside diameter of tube

Thermal conductivity Molecular diffusivity of momentum Thermal diffusivity
Equivalent thickness of film
Thermal conductivity Equivalent thickness of film Specific heat × Viscosity
Film coefficient × Inside diameter Thermal conductivity

ANSWER DOWNLOAD EXAMIANS APP

Heat and Mass Transfer
Film coefficient is defined as the ratio of

Thickness of film of fluid to the temperature drop through the films of fluids
Thickness of film of fluid to the thermal conductivity
Temperature drop through the films of fluids to the thickness of film of fluids
Thermal conductivity to the equivalent thickness of the film of fluid

ANSWER DOWNLOAD EXAMIANS APP