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प्रश्न
Make the correct choice for each of the following:
Which one of the following Fig correctly shows the path of the ray through the glass block?
विकल्प
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संबंधित प्रश्न
A ray of light moving from an optically rarer to a denser medium
The seven colours in the spectrum of sunlight in order, are represented as :
Define the term dispersion of light.
Complete the ray diagram given below to show the nature of light produced on the screen.
The completed ray diagram is as shown below:
How can the presence of ultraviolet radiation be detected?
Write the range of wavelength of the infrared spectrum.
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.
Draw a neat and labelled diagram for dispersion of light.
The periscope is an optical device with a polished surface that reflects the light falling on it.
