MHT CET Physics question
A sphere, a cube, a cone and a thin disc all made up of the same material and all have the same mass. If they are heated to the same temperature and allowed to cool in identical surrounding then the initial rate of cooling is maximum for
Answer: (C)
Solution
Rate of cooling ; for the same mass and material it is proportional to surface area, and a
See the full step-by-step solution
Create a free account to read the complete working, and practise questions like this in a timed test.
Create a free account