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प्रश्न
Draw a diagram to show the splitting of white light into its constituent colours.
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उत्तर
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संबंधित प्रश्न
Explain the term absolute refractive index of a medium and write an expression to relate it with the speed of light in vacuum.
Name a prism required for obtaining a spectrum of Ultraviolet light.
How does the angle of minimum deviation produces by a prism change with increase in :
the wavelength of incident light
A ray of light OP passes through a right angles prism as shown in the adjacent diagram.
(a) State the angles of incidence at the faces AC and BC.
(b) Name the phenomenon which the ray suffers at the face AC.
In an experiment of finding the refractive index of glass, if blue light is replaced by the red light, how will the refractive index of glass change? Give reason in support of your answer.
Which colour of light travels fastest in any medium except air?
Why is the colour red used as a sign of danger?
Why does the sun appear bigger during sunset or sunrise?
Draw a diagram of a prism and label:
(i) the base,
(ii) the refracting surfaces,
(iii) the refracting edge,
(iv) the refracting angle in it.
