Transmission Of Heat Question 199

Question: A cane is taken out from a refrigerator at 0°C. The atmospheric temperature is 25°C. If t1 is the time taken to heat from 0°C to 5°C and t2 is the time taken from 10°C to 15°C, then

[Orissa JEE 2005]

Options:

A) $ t _{1}>t _{2} $

B) $ t _{1}<t _{2} $

C) $ t _{1}=t _{2} $

D) There is no relation

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Answer:

Correct Answer: B

Solution:

According to Newton’s law of cooling.