Quiz

1. The emergent ray from a rectangular glass slab is:

2. Snell's law for light entering glass from air is:

3. If i = 0° (light along the normal), the lateral displacement is:

4. What happens to the lateral displacement when the slab thickness increases (with i and μ fixed)?

5. Which has a larger refractive index — crown glass or flint glass?

6. Increasing the refractive index of the slab (i and t fixed) generally:

7. As the angle of incidence increases from 0° toward 90°, the lateral displacement:

8. Which color of light experiences the greatest lateral displacement through a glass slab?