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प्रश्न
Fill in the blank with suitable word:
When a ray of light enters a prism, it bends ................ the normal ; as it leaves the prism, it bends ................. the normal.
उत्तर
When a ray of light enters a prism, it bends towards the normal; as it leaves the prism, it bends away from the normal.
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संबंधित प्रश्न
In the following diagram the correctly marked angles are :
(a) ∠A and ∠e
(b) ∠i, ∠A and ∠D
(c) ∠A ∠r and ∠e
(b) ∠A ∠r and ∠D
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.
What are the seven colours seen in a rainbow?
Why do you not see a spectrum of colours when light passes through a flat pane of glass?
Out of air and glass, which is optically rarer? Give reason.
Complete the ray diagram given below to show the nature of light produced on the screen.
Draw a labelled diagram: Dispersion of light through a prism.
Answer the following:
What do you mean by dispersion? Name the different colours of light in the proper sequence in the spectrum of light.
Write the range of wavelength of the ultraviolet spectrum.
The phenomena of light involved in the formation of rainbow are ______.
