engineering recuitment Vizag Steel MT Mechanical 2020 Test Series Heat Transfer Conduction Fourier Law and Thermal Conductivity
Which of the following statement is wrong?
1
The heat transfer in liquid and gases takes place according to convection
2
The amount of heat flow through a body is dependent upon the material of the body
3
The thermal conductivity of solid metals increases with rise in temperature
4
The logarithmic mean temperature difference is not equal to the arithmetic mean temperature difference