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प्रश्न
Twinkling of stars is due to atmospheric
विकल्प
dispersion of light by water droplets
refraction of light by different layers of varying refractive indices
scattering of light by dust particles
internal reflection of light by clouds
उत्तर
refraction of light by different layers of varying refractive indices
Explanation -
Due to the refraction of light by different layers of varying refractive indices, the apparent position of the source of light keeps on changing.
Due to this, stars appear to twinkle.
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संबंधित प्रश्न
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a few minutes before actual sunrise?
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(a) lesser thickness of earth's atmosphere
(b) greater thickness of earth's atmosphere
(c) varying thickness of earth's atmosphere
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The bluish colour of water in deep sea is due to ____________.
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