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प्रश्न
Light of a single colour is passed through a liquid having a piece of glass suspended in it. On changing the temperature of liquid, at a particular temperature, the glass piece is not seen.
Why is the light of a single colour used ?
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उत्तर
Light of a single colour is used because the refractive index of a medium (glass or liquid) is different for the light of different colours.
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संबंधित प्रश्न
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(b) bends away from normal
(c) passes unbent
(d) passes in zigzag way
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(i) Name the lens formed by the combination.
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(iv) The final emergent ray either meets XX' at a point or appears to come from a point on XX'. Label it as F, What is this point called?
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