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प्रश्न
The colour of white light which suffers the maximum bending (or maximum refraction) on passing through a glass prism is:
(a) yellow
(b) orange
(c) red
(d) violet
उत्तर
violet
The colour violet of white light suffers the maximum refraction on passing through a glass prism as it has the shortest wavelength.
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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
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.
What is spectrum? What is the name of glass shape used to produce a spectrum?
Which is refracted most by a prism : red light or violet light? Explain why?
A beam of white light falls on a glass prism. The colour of light which undergoes the least bending on passing through the glass prism is:
(a) violet
(b) red
(c) green
(d) blue
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- Name the seven colours of the spectrum in order.
- Do the colours have the same width in the spectrum?
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A wave has wavelength 50Å of name the wave.
Write three conditions necessary to obtain a pure spectrum on a screen. Name the instrument in which the conditions stated by you are fulfilled.
What is Newton’s disc?
