Ch22notes - proportional to E 2 SI unit W/m 2 Polarization – “wave trimming” Light from the Sun and other natural sources are

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Chapter 22 Notes College Physics by Giambattista et al. John B. Ross, Ph.D. IUPUI Physics Dept. static charge makes static E field dc current makes static B field ac current makes moving E and B fields, traveling e/m wave “radiation” speed of light 0 0 1 c = 3.00×10 8 m/s E/m waves carry energy and momentum. Intensity I rate of energy transfer onto a surface, related to brightness
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Unformatted text preview: proportional to E 2 SI unit: W/m 2 Polarization – “wave trimming” Light from the Sun and other natural sources are unpolarized (“fuzzy”): I I = ½ I unpolarized linearly polarized polarizer transmission axis at 0° I I = I 0 cos 2 θ Malus’ Law linearly polarized linearly polarized polarizer transmission axis at θ...
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This note was uploaded on 12/01/2010 for the course PHYSICS 21900 taught by Professor Rhoads during the Spring '10 term at IUPUI.

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