engineering recuitment UKPSC Polytechnic Lecturer Mock Test 2024 Heat Transfer Conduction Heat Conduction Through Plane and Composite Walls
Consider the following statements :
The heat conduction equation for a medium is given as
\(\rm \frac{\partial^2T}{\partial x^2}=\frac{1}{\alpha}\frac{\partial T}{\partial t}\)
A. The heat transfer is steady.
B. The heat transfer is transient.
C. The heat transfer is one-dimensional.
D. The thermal conductivity of the medium is constant.
Of these statements :
1
A and C are correct
2
A and D are correct
3
A, C and D are correct
4
B, C and D are correct