Two circular discs A and B of same material with equal radii are blackened. They are heated to same temperature and are cooled under identical conditions. What inference do you draw from their cooling curves?

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A and B have same specific heats.

Specific heat of A is less.

Specific heat of B is less.

Nothing can be said.

answer is B.

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Detailed Solution

Cooling rate ∞1swhere s = Specific heat capacity.

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