Differentiate between convection and radiation.
Convection | Radiation | |
1. | Convection is the transfer of heat by actual movement of molecules. | Radiation is the transfer of heat without the help of a medium. |
2. | Heat can't be transferred through vacuum. | Heat can be transferred even through vacuum. |
3. | It is faster than conduction. | Its is the fastest process. |
4. | It occurs in liquid and gases. | It occurs in solids, liquids and gases. |