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प्रश्न
The wavelength range of white light is ______.
पर्याय
4000 nm to 8000 nm
40 nm to 80 nm
400 nm to 800 nm
4 nm to 8 nm
10 to 400 nm
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उत्तर
The wavelength range of white light is 400 nm to 800 nm.
संबंधित प्रश्न
In the following ray diagram the correctly marked angle are:
(a) ∠i and ∠e
(b) ∠A and ∠D
(c) ∠i, ∠e and ∠D
(d) ∠r, ∠A and ∠D
What are the seven colours seen in a rainbow?
Which of the following colour of white light is least deviated by the prism?
(a) green
(b) violet
(c) indigo
(d) yellow
- A beam of monochromatic light undergoes minimum deviation through an equiangular prism, how does the beam pass through the prism, with respect to its base?
- If white light is used in the same way as in part (a) above, what change do you expect in the emergent beam?
- What conclusion do you draw about the nature of white light in part (b)?
What do you understand by the term spectrum?
The phenomenon of splitting of light into its component colours is ___________ .
What do you understand by spectrum? Name the seven prominent colours in order, as obtained in the spectrum of white light.
Say TRUE or FALSE
After passing through a prism, white light splits into a band of seven colours
Which of the following is a natural phenomenon which is caused by the dispersion of sunlight in the sky?
A prism of refractive index `sqrt2` and refracting angle A produces minimum deviation δm of a ray on one face at an angle of incidence 45°, The values of A and δm are, respectively ______.
