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OpenStudy (anonymous):

Guys i need help on this. Thanks in advnce! Explain why energy balance cannot be applied directly on the conduction and convection heat transfer problems

OpenStudy (anonymous):

Yes, Energy balance isn't directly because heat transfer is totally based on second law of thermodynamics .2nd law of thermo is a direction law ,so in directional law we have to determine the direction of heat. 2nd law also a qualitative law not a quantitative ,its tell about the quality of heat.In 1st law we talk about the quantity of heat.

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