A man standing in a swimming pool looks at a stone lying at the bottom. The depth of the swimming pool is . At what distance from the surface of water is the image of the stone formed (Line of vision is normal; Refractive index of water is ) |
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a) |
b) |
c) |
d) |
A man standing in a swimming pool looks at a stone lying at the bottom. The depth of the swimming pool is . At what distance from the surface of water is the image of the stone formed (Line of vision is normal; Refractive index of water is ) |
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a) |
b) |
c) |
d) |