Fundamental modes of heat transfer; conduction, thermal resistance, extended surface with variable cross-section area, application of analytical, numerical and analog methods to the steady and unsteady state; convection, fluid flow and elementary boundary layer theory, dimensional analysis, forced convection for internal and external flows, natural convection, laminar and turbulent flow correlation formulas, condensation and boiling; radiation, physical foundations, radiative properties of surfaces, enclosure radiation, view factors, electrical analogy, gas radiation.