SAT II Physics : Snell's Law

Study concepts, example questions & explanations for SAT II Physics

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Example Questions

Example Question #1 : Snell's Law


Light passes from a medium with some index of refraction  at 25 degrees from perpendicular and exits into another medium with an index of refraction of 1.5 at an angle of 35 degrees. What is the value of ?

Possible Answers:

Correct answer:


Snell's law states:

If we substitute the values from the question we get:

Next rearrange to isolate 


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