Q. Which among the following is true about conduction, convection and radiation mode oftransfer of heat? (Solved)
1. A Medium is required for conduction but not required for convection and radiation
2. A medium is required for conduction, convection and radiation
3. A medium is required for conduction and convection but not required for radiation
4. A medium is not required for conduction and convectio, radiation
- c. A medium is required for conduction and convection but not required for radiation