JEE Main & Advanced
Physics
Transmission of Heat
Question Bank
Radiation Newton's Law of Cooling
question_answer
According to Newton?s law of cooling, the rate of cooling of a body is proportional to \[{{(\Delta \theta )}^{n}}\], where \[\Delta \theta \] is the difference of the temperature of the body and the surroundings, and n is equal to [AIEEE 2003]
A) One
B) Two
C) Three
D) Four
Correct Answer:
A
Solution :
According to Newton's law Rate of cooling µ temperature difference Dq