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प्रश्न
When sunlight passes through water droplets in the atmosphere it gets dispersed into its constituent colours forming a rainbow. A similar phenomenon is observed when white light passes through a prism.
Which colour will show the maximum angle of deviation and which colour will show the minimum angle of deviation?
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उत्तर
Violet shows the maximum angle of deviation and red shows the minimum angle of deviation.
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संबंधित प्रश्न
What happens when a ray of ordinary light is passed through a triangular glass prism?
What do you understand by the term spectrum?
The frequency range of visible light is from 3.75 × 1014 Hz to 7.5 × 1014 Hz. Calculate its wavelength range. Take speed of light = 3 × 108 m/s.
When we place a glass prism in the path of a narrow beam of white light a spectrum is obtained. What happens when a second identical prism is placed in an inverted position with respect to the first prism? Draw a labelled ray diagram to illustrate it.
Draw a labeled ray diagram to illustrate the dispersion of a narrow beam of white light when it passes through a glass 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.
How can the presence of ultraviolet radiation be detected?
Draw a neat and labelled diagram for dispersion of light.
Say TRUE or FALSE
After passing through a prism, white light splits into a band of seven colours
State True or False:
"Wavelength of red light is close to 700 nm.”
