The coefficient of thermal conductivity depends upon

Define coefficient of thermal conductivity.

Sl unit of the coefficient of thermal conductivity is

The coefficient of thermal conductivity of a ga is proportional to

Define coefficient of thermal conductivity and temperature gradient.

State the factors on which the conduction of heat through a substance depends. Obtain an expression for the heat conducted and hence define coefficient of thermal conductivity and give its units and dimensions.

On what factors does the rate of heat conduction in a metallic rod in the steady state depend? Write the necessary expression and hence define the coefficient of thermal conductivity. Write its units and dimensions also.

Thermal conduction

Large value of coefficient of thermal conductivity is due to