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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
Describe an activity to show that colours of white light splitted by a glass prism can be recombined to get white light by another identical glass prism. Also draw ray diagram to show the recombination of the spectrum of white light.
Study the following ray diagram:
In this diagram, the angle of incidence, the angle of emergence and the angle of deviation respectively have been represented by
(A) y, p, z
(B) x, q, z
(C) p, y, z
(D) p, z, y
What is spectrum?
Which of the following colour of white light is least deviated by the prism?
(a) green
(b) violet
(c) indigo
(d) yellow
The splitting up of white light into seven colours on passing through a glass prism is called ______.
The coloured light having the maximum speed in glass prism is ______.
In the spectrum of white light by a prism, the colour at the extreme end opposite to the base of prism is ______.
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
Draw a labelled diagram: Dispersion of light through a prism.
In the figure, a beam of light consisting of three colours blue, red, and yellow is incident on a prism and on a rectangular glass block respectively. Complete the diagram by drawings of the refracted and emergent rays.
