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Physics CBSE Live product
Class 10 (2026-27)
Light reflection and refraction
PT1 Revision - Light reflection and refraction
7.
Exemplar - Determining the optical device
Question:
1
m.
Select the best answer for the given question from the options.
Which observation from the figure suggests that light has undergone refraction through a rectangular glass slab?
The rays return along the same path
The rays are completely reflected
The rays emerge parallel to the incident rays
The rays spread out after emerging
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