According to Newton’s Law of cooling, the rate of cooling of a body is proportional to (Δθ)n , where Δθ is the difference of temperature of the body and the surroundings, then n is equal to
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a
2
b
3
c
4
d
1
answer is D.
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Detailed Solution
According to Newton’s Law of coolingdQdt∝Δθ; but dQdt∝(Δθ)n⇒n=1