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प्रश्न
How does the speed of light in glass change on increasing the wavelength of light?
उत्तर
The speed of light increases with an increase in wavelength.
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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.
What is the range of wavelength of the spectrum of white light in Å?
Write the seven prominent colours present in white light spectrum in order of their increasing wavelength.
Name four colours of the spectrum of white light which have wavelength longer than blue light.
Which colour of white light is deviated most.
Which colour of white light is deviated at least?
Write approximate wavelength for (i) blue (ii) red light. Which colour has the higher speed in a vacuum? Which colour has the higher speed in the glass?
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?
