that a ray incident on a 30° prism is deflected by 22.6° if the prism’s index of refraction is 1.59. Suppose that this is the index of refraction of deep violetlight, and that deep red light has an index of refraction of 1.54.a. What is the deflection angle for deep red light?b. If a beam of white light is dispersed by this prism, how wide is the rainbow spectrum on a screen 2.0 m away?

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that a ray incident on a 30° prism is deflected by 22.6° if the prism’s index of refraction is 1.59. Suppose that this is the index of refraction of deep violet
light, and that deep red light has an index of refraction of 1.54.
a. What is the deflection angle for deep red light?
b. If a beam of white light is dispersed by this prism, how wide is the rainbow spectrum on a screen 2.0 m away?

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