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प्रश्न
What is a rainbow?
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उत्तर
A rainbow is a curving optical phenomenon of seven colours caused by the refraction, reflection, and dispersion of sunlight in water droplets. The rainbow is seen as a large area in the sky with many colors.
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संबंधित प्रश्न
What will happen if another similar glass prism is placed upside down behind the first prism?
State the speed of light in (a) air, (b) water, and (c) glass
Out of air and glass, which is optically rarer? Give reason.
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Define the term dispersion of light.
A wave has wavelength 50Å of State its one use.
The splitting of white light in to seven colors is called ______.
Say TRUE or FALSE
Rainbow is formed by dispersion of which light by water drops
When white light enters a glass prism from the air, the angle of deviation is least for ____________.
