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Class 10 Science Medium Mcq English Medium

When a glass slab is placed over printed matter, why do the letters appear raised?

Question
When a glass slab is placed over printed matter, why do the letters appear raised?
Because the glass slab magnifies letters through reflection only
Due to refraction of light passing through the glass slab
Because the ink physically rises to the glass surface
Because the glass slab blocks all light
Answer
Due to refraction of light passing through the glass slab
Detailed Explanation
The chapter attributes the apparent raising of letters seen through a glass slab to refraction of light.
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