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JEE PHYSICS MCQ: THERMAL PROPERTIES OF MATTER

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For a cube, cylinder and sphere, linear dimension is same and these are made up by same material and having same surface and same temperature it these are placed in same temperature surrounding then find out the order of rate of heat loss and rate of cooling.
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Correct option: B
cube > cylinder > sphere
Option B (cube > cylinder > sphere) is correct because the rate of heat loss is proportional to the surface area, and the rate of cooling is proportional to A/V.

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