Heat transfer in the surrounding without a material medium is possible through?  

Heat transfer in the surrounding without a material medium is possible through?  

  • A.
    Conduction
  • B.
    Convection
  • C.
    Radiation
  • D.
    Expansion
Correct Answer: Option C
Explanation

Conduction, convection of heat or electricity through a material medium is required but radiation requires no material medium for heat transfer 

There is an explanation video available below.

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