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There is a black spot on a table. A glass slab of thickness 6 cm is placed on the table over the spot. The refractive index of glass is 32. At what depth from the upper surface will the spot appear when viewed from above? |
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Answer» There is a black spot on a table. A glass slab of thickness 6 cm is placed on the table over the spot. The refractive index of glass is 32. At what depth from the upper surface will the spot appear when viewed from above? |
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