Question

Use Snell's Law to solve for the critical angle heta _{c} within the terms of n_{1} and n_{2} .

heta _{2}= 90 degrees

n, n n, n Fig. 4. Reflection and refraction with θ (left) and total internal reflection with θι > θc (right).

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Answer #1

Here we use snell's law to find value of critical angle.

incident angle is thita-c and refracted angle is 90 degree.

foa Stical ar Snells law n in Host mi in ni

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