MHT CET Physics question

Newton's law of cooling holds good only if the temperature difference between the body and the surroundings is [MHT-CET 2023]

(A)Less than CCorrect
(B)More than C
(C)Less than C
(D)More than C

Answer: (A)

Solution

Newton's law of cooling (rate of cooling proportional to temperature excess) is a good approximation only when the excess temperature is small, i.e. less than

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Question ID VK-065938