When monochromatic light shines perpendicularly on a soap
Chapter , Problem 14(choose chapter or problem)
When monochromatic light shines perpendicularly on a soap fi lm (n 5 1.33) with air on each side, the second smallest nonzero fi lm thickness for which destructive interference of refl ected light is observed is 296 nm. What is the vacuum wavelength of the light in nm?
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