A tiny air bubble in a glass slab \( (n=1.5) \) appears from one side to be \( 6 \mathrm{~cm} \)... VIDEO
A tiny air bubble in a glass slab \( (n=1.5) \) appears from one side to be \( 6 \mathrm{~cm} \) from the glass surface and from other side, \( 4 \mathrm{~cm} \). The thickness of the glass slab ishttps://bit.ly/YTAI_PWAP https://www.pw.live
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