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Thermal Properties of Matter — Physics STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 SciencePhysicsThermal Properties of Matter1 Mark
Question
If all the objects radiate electromagnetic energy, why do not the objects around us in everyday life become colder and colder?
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Answer

According to the Principal of heat exchange, all the objects (above 0K) not only radiate electromagnetic energy but also absorb at the same rate from their surroundings. Thus, they do not become colder.

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