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State the conditions under which Newtons...

State the conditions under which Newton`s law of cooling is applicable.

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Newton`s law of cooling is applicable
(i) loss of heat is cooling is applicable and only when it is negligible by conduction.
(ii) loss of heat occurs in a streamlined flow of air i.e., forced convection.
(iii) temperature of the body is uniformly distributed over it.
(iv) temperature difference between the body and surroundings is moderate i.e., upto 30k.
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