CGPET 2021 Solved Paper

Section: Physics

Question : 14 of 150

Marks: +1, -0

A wall has two layers A and B, each made of different materials. The thickness of both the layers is the same. The thermal conductivity of A,KA=3KB. The temperature difference across the wall is 20∘C. In thermal equilibrium |

θ1

|θ2

the temperature difference across A=15∘C
rate of heat transfer across A is more than across B
rate of heat transfer across both is same
temperature difference across B is 15∘C

Validate

Go to Question:

Prev Question

Next Question