... steady and one-dimensional, and the thermal conductivity to be constant Convection heat transfer is negligible There is no heat generation Analysis Using the energy balance approach and taking... steady and one-dimensional, and the thermal conductivity to be constant Convection heat transfer is negligible Insulated Analysis Using the energy balance approach and taking the direction of all... and heat generation to be variable Convection heat transfer at the right surface is negligible Radiation ε • Tsurr • q0 Analysis Using the energy balance approach and taking the direction of all