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प्रश्न
Write the range of wavelength of the visible spectrum.
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उत्तर
The wavelength range for the visible spectrum is from 4000 Å to 7900 Å.
संबंधित प्रश्न
When a beam of white light is passed through a prism, it splits to form lights of seven colours. Is it possible to recombine the lights of seven colours to obtain the white light again? Explain your answer.
A ray of light moving from an optically rarer to a denser medium
Out of air and glass, which is optically rarer? Give reason.
If white light is used in same way what change is expected in the emergent beam?
Draw a labelled diagram: Dispersion of light through a prism.
Suggest one way, in each case, by which we can detect the presence of Infrared radiations.
Observe the given figure and write appropriate phenomenon of light in the box.
In dispersion, the color of light that will bend more is ______.
What is a rainbow?
