Radiation- Shape Factor

Radiation- Shape Factor

Search Your Query Here What is Shape Factor ? Shape Factor is defined as the fraction of radiative energy that is diffused from one surface element and strikes the other surface element directly with no intervening reflections. It is a function of geometry only. It is...
Notes on Thermal Radiation- 2

Notes on Thermal Radiation- 2

Search Your Query Here Different Laws in Thermal Radiation These are the important laws we should know in order to understand and solve the problems of Thermal Radiation Chapter in Heat and Mass Transfer. Stefan-Boltzmann Law According to this law, the total emissive...
Notes on Thermal Radiation-1

Notes on Thermal Radiation-1

Search Your Query Here Introduction Radiation is the energy emitted by matter in the form of electromagnetic waves. Here we will look into thermal radiation (10-7 m to 10-4 m) since we are dealing with heat transfer. In radiation the internal energy of an object...
Mode of Heat Transfer by Convection

Mode of Heat Transfer by Convection

Search Your Query Here Definition of Convection It is the process of heat transfer within a fluid by mixing of one portion of fluid with another. Convection is possible only in a fluid medium and is directly linked with the transport of medium itself. Mixing motion of...
Modes of Heat Transfer

Modes of Heat Transfer

Search Your Query Here There are three Modes of Heat Transfer from one place to another- Conduction Convection Radiation CONDUCTION In this mode of heat transfer, heat is transferred from one place to another without the net motion of the molecules of the medium....