10. (15pis) What are the following view factors for the enclosure below? For clarification - the top view is red de 1), the front side is green (side 2), the right side is blue (side 3), and the bottom is grey in color (side 141- 4 F14- F12- - 15 F13- F21- 1. (15pts) Given the below spectral emissivity for a plate laying out in the sun (sun is 5800K): a. What is the total emissivity and absorptivity of the plate (plate is 400Ky? Ex+ 0.7 0.3 0.2 επ απ 2 (μm) -up Question: Why are they different (answer this last part considering surface temperatures Ctral values)? Page 4 of 7