41. (a) The first minimum of the diffraction pattern is at 5.00°, so a==°=λsin.sin ...θµ0 440500505mm (b) Since the fourth bright fringe is missing, d= 4a= 4(5.05 m) = 20.2 m. (c) For the m= 1 bright fringe, α°=πλπa.sin..1250 4400 787mmradbgConsequently, the intensity of the m= 1 fringe is
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This note was uploaded on 06/03/2011 for the course PHY 2049 taught by Professor Any during the Spring '08 term at University of Florida.