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प्रश्न
Write the range of wavelength of the infrared spectrum.
उत्तर
The wavelength range for the infrared spectrum is from 7900 Å to 107 Å.
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संबंधित प्रश्न
Draw a diagram to show how white light can be dispersed into a spectrum by using a glass prism. Mark the various colours of the spectrum.
A ray of light moving from an optically rarer to a denser medium
You are given a disc divided into seven sectors with colours violet, indigo, blue, green, yellow, orange and red in them. What would be its colour when it is rotated rapidly?
What conclusion do you draw about the nature of white light in part (b)?
In an experiment to trace the path of a ray of light through a glass prism for different values of angle of incidence a student would find that the emergent ray:
(A) is parallel to the incident ray
(B) perpendicular to the incident ray
(C) is parallel to the refracted ray
(D) bends at an angle to the direction of incident ray
Observe the given figure and write appropriate phenomenon of light in the box.
The sunlight can be split into its constituent colors using ______.
Which of the following is a natural phenomenon which is caused by the dispersion of sunlight in the sky?
In dispersion, the color of light that will bend more is ______.
A ray of light is incident at 45° on an equilateral prism in the diagram below.
- Name the phenomenon exhibited by the ray of light when it enters and emerges out of the prism.
- State the cause of the above phenomenon mentioned by you.
