Question : Rate of cooling depends on the:
Option 1: temperature difference between the body and the surrounding
Option 2: nature of the radiating surface
Option 3: area of the radiating surface
Option 4: all of these
Correct Answer: all of these
Solution : The correct answer is all of these.
According to Newton, the rate of cooling of a body depends upon-
- The radiating surface area.
- The difference in temperature between the body, and the surroundings.
- The nature of the radiating surface.
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