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प्रश्न
What is the range of wavelength of the spectrum of white light nm?
उत्तर
400 nm to 800 nm.
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संबंधित प्रश्न
The smoke from a fire looks white. Which of the following statements is true?
1) Molecules of the smoke are bigger than the wavelength of light
2) Molecules of the smoke are smaller than the wavelength of light.
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- the most and
- the least?
How does the speed of light in glass change on increasing the wavelength of light?
What is the range of wavelength of the spectrum of white light in Å?
Calculate the frequency of yellow light of wavelength 550 nm. The speed of light is 3 × 108 m/s-1.
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Which colour of white light is deviated most.
Which colour of white light is deviated at least?
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An imaginary material reflects red light, scatters green light, transmits blue light, and absorbs yellow, orange, and violet light. A cube of this material is shown in the given diagram.
The surface is illuminated with a beam of white light. What colour will this cube appear?
(i) from above,
(ii) from below and
(iii) from the sides?
