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Two spheres, A & B, are made up of the same material. The radius of A is twice that of B, while the temperature of A is half that of B. What is their ratio of energy emitted per unit time (EA : EB)?

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Heat transfer describes the flow of heat (thermal energy) due to temperature differences and the subsequent temperature distribution and changes.


Two spheres, A & B, are made up of the same material. The radius of A is twice that of B, while the temperature of A is half that of B. What is their ratio of energy emitted per unit time (E<sub>A</sub> : E<sub>B</sub>)?






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