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Q. |
Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in – |
A. | Conduction |
B. | Convection |
C. | Radiation |
D. | Both conduction and convection |
Answer» B. Convection | |
Explanation: The process of heat transfer from one place to an-other place without the movement of particles is called conduction Example: Heat transfer through Metal rods. 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. The fluids (liquids and gases) are heated by this process. |
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