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After tracing the path of rays of light through a glass slab for three different angles of incidence, a student measured the corresponding values angle of refraction r and angle of emergence e and recorded them in the table given below : S.NO∠i∠r∠eI30∘20∘31∘II40∘25∘40∘III50∘31∘49∘ |
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Answer» After tracing the path of rays of light through a glass slab for three different angles of incidence, a student measured the corresponding values angle of refraction r and angle of emergence e and recorded them in the table given below : S.NO∠i∠r∠eI30∘20∘31∘II40∘25∘40∘III50∘31∘49∘ |
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