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प्रश्न
A wave has wavelength 50Å of name the wave.
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उत्तर
The wavelength of the wave is 50 Å. Therefore, it is a X-ray.
संबंधित प्रश्न
In the formation of spectrum of white light by a prism:
- which colour is deviated least?
- which colour is deviated most?
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.
The colour of white light which is deviated the maximum on passing through the glass prism is:
(a) blue
(b) indigo
(c) red
(d) orange
In the following diagram, the correctly marked angles are
(A) All
(B) Only ∠i and ∠A
(C) ∠i, ∠r and ∠A
(D) ∠i, ∠A and ∠D
Draw a labelled diagram: Dispersion of light through a prism.
Distinguish between an impure spectrum and a pure spectrum.
Write the range of wavelength of the visible spectrum.
Say TRUE or FALSE
Rainbow is formed by dispersion of which light by water drops
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 ______.
State True or False:
"Wavelength of red light is close to 700 nm.”
