A beam of light in air strikes a slab of glass (n =1.51) and is partiallyreflected and partially refracted. Determine the angle of incidence if the angle of reflection is twice the angle of refraction.
To calculate the angle incident.
Answer to Problem 34P
Solution:
The angle of incident
Explanation of Solution
Given Info:
Refractive index of air
Let , and be the angle of incident, reflection and refraction respectively.
Refractive index of glass
Also
Formula Used:
Apply Snell’s Law
Here, all alphabets are in their usual meanings.
Calculation:
Apply Snell’s Law,
The angle of incident can be calculated as
Chapter 23 Solutions
Physics: Principles with Applications
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