class 31 - Click to edit Master subtitle style 8/13/11...

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Unformatted text preview: Click to edit Master subtitle style 8/13/11 Blackbodies Real Surfaces Chapter 12 Sections 12.3,4 8/13/11 Which term describes the rate at which radiation is incident upon the surface per unit surface area? a) Emissive power (E) b) Intensity (I) c) Irradiation (G) d) Radiosity (J) 8/13/11 = = 2 2 / , ) ( sin cos ) , , ( ) ( d G G d d I G i = = 2 2 / , ) ( sin cos ) , , ( ) ( d E E d d I E e + = = 2 2 / , ) ( sin cos ) , , ( ) ( d J J d d I J r e 8/13/11 Consider a small surface A1 = 10-4m2, which emits diffusely with a total, hemispherical emissive power of E1 = 5 X 104 W/m2. What is the irradiation G2 on A2? 8/13/11 Blackbody Radiation The Blackbody An idealization providing limits on radiation emission and absorption by matter. For a prescribed temperature and wavelength, no surface can emit more radiation than a blackbody: the ideal emitter ....
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This note was uploaded on 08/13/2011 for the course CHEM 3210 taught by Professor Degrazia during the Fall '10 term at Colorado.

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class 31 - Click to edit Master subtitle style 8/13/11...

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