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A man places a rectangular glass slab of thickness 9 cm on a newspaper. On the top of the glass slab he places a glass beaker of negligible wall thickness containing water up to a height of 6 cm. If refractive index of glass is 1.5 and refractive index of water is (4/3), what is the apparent depth of the newspaper? |
| Answer» A man places a rectangular glass slab of thickness 9 cm on a newspaper. On the top of the glass slab he places a glass beaker of negligible wall thickness containing water up to a height of 6 cm. If refractive index of glass is 1.5 and refractive index of water is (4/3), what is the apparent depth of the newspaper? | |