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A substance whose specific heat is given...

A substance whose specific heat is given by `C=A+BT^(2)` (where T is temperature in degree celsius ) is heated from `0^(@)C` to `T^(@)C` .Difference in average specific heat and specific heat at temperature `((T)/(2))^(@)C` is given by `(BT^(2))/(3n)` .Value of n is

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