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Learn AIR FORCE MCQs with answers [Page 4 of Department 40]
40) Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in
(A) Conduction
(B) Radiation
(C) Both conduction & convection
(D) Convection
Correct Answer - Option
(D)
Explanation :
The process of heat transfer from one place to another place without the movement of particles is called conduction Example:Heat transfer through Metal rods. The fluids (liquids & gases) are heated by this process. On the contrary, convection is the process by which heat is transmitted through a substance from a point to another due to the bodily motion of the heated particles of the substance.
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