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प्रश्न
Name four colours of the spectrum of white light which have wavelength longer than blue light.
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उत्तर
Green, yellow, orange and red have wavelengths longer than blue light.
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संबंधित प्रश्न
Name the subjective property of light related to its wavelength.
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.
Which colour of white light is deviated by a glass prism
- the most and
- the least?
How does the speed of light in glass change on increasing the wavelength of light?
Calculate the frequency of yellow light of wavelength 550 nm. The speed of light is 3 × 108 m/s-1.
Write the seven prominent colours present in white light spectrum in order of their increasing wavelength.
Name the seven prominent colours of the white light spectrum in order of their increasing frequencies.
Which colour of white light is deviated most.
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?
What is the range of wavelength of the spectrum of white light nm?
