Q14 of 38 Page 79

The path of a ray of light coming from air passing through a rectangular glass slab traced by four students are shown as A, B, C and D in Figure 10.5. Which one of them is correct?

Since when path of a ray of light coming from air when passes through a rectangular glass slab, then the emergent ray is parallel to the incident ray direction which is correctly shown in figure B.

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