Deduce general formula for equation of heat transfer by conduction

[engineerr]

The scientific subject : Heat Transfer
The reference : Holman
Deduce general formula for equation of heat transfer by conduction

[vascop]

Just google it and look at the explanations or look in a text book on Heat and Thermodynamics. This is standard stuff. If you need any help in understanding what you are reading on the internet or in a book then come back to us here.