3. A. Use Appendix A.11 to rank the following materials from highest to lowest heat transfer rate by radiation. Assume the materials are all gray bodies at 300K with radiation

independent of wavelength and angle.- polished stainless steel, pyrex glass, water, skin, aluminum foil, anodized aluminum, and sand. B. Which of the metals above (aluminum foil, anodized aluminum or polished stainless steel) would be best for cooking in an oven, based on the ability to absorb heat by radiation?

Fig: 1

Fig: 2