Wednesday, August 10, 2011
Light from a helium-neon laser (λ=633nm) illuminates two slits spaced 0.25mm apart. A viewing screen is 2.0m?
Light from a helium-neon laser (λ=633nm) illuminates two slits spaced 0.25mm apart. A viewing screen is 2.0m behind the slits. What are the distances between the two m=2 bright fringes, and between the two m=2 dark fringes?
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