kkkkkkkkkkkkkkkkkkkkkkkkkk QUESTION 2 (15 marks)A loaf of freshly baked bread is left to cool on a cooling rack. The dimension of the loaf is as described in the Figure 1, and its surface temperature is 120 °C. The temperature of the air is 20 °C, and the convection coefficient from the loaf to air is 10 W/m2K. Emissivity of the bread is 0.76, and its conductivity is 0.121. loafFigure1: Loaf of Breadkkk
christopher , 6 Years ago
Grade 12th pass