JEE PHYSICS MCQ: THERMAL PROPERTIES OF MATTER

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A body having a temperature of

27^{\circ} \mathrm{C}

is kept in a room having a temperature of

27^{\circ} \mathrm{C}

. Does the body emit any radiation in this case when the room temperature is the same as body temperature?

View answer and explanation

Correct option: A

Yes

The correct answer is A because all bodies emit radiation regardless of their temperature, governed by Stefan's law, although the net exchange depends on the temperature difference.

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