Heat transfer by convection - What is Convection?- eSaral

Heat transfer by convection The Process in which Heat transfer occurs between a fluid that is in contact with a surface called heat transfer by convection. What is Convection? Convection requires a medium and is the process in which heat is transferred from one place to other by the actual movement of a heated substance (usually fluid). The type of convection which results from difference in densities is called natural convection (for example, a fluid in a container heated through its bottom). H...