Application of conduction :(Transfer of energy through medium in contact)
1. Heating of utensils while cooking.
2. Heating of metallic plate in electric iron.
3. Heating of metallic coil in iron - rod, which is used to heat the water.
Application of Convection :(Transfer of energy through medium but without any rigid contact)
1. Heating of liquid in a flask kept over a burner.
2. Formation of Sea - Breeze.
3. Blowing of trade wind on the earth .
Application of radiation :(Transfer of energy without any medium particle)
1. Heat from sun comes to us through radiation.
2. Radiation energy flow in nuclear power plant.