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प्रश्न
The wavelength range of white light is ______.
विकल्प
4000 nm to 8000 nm
40 nm to 80 nm
400 nm to 800 nm
4 nm to 8 nm
10 to 400 nm
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उत्तर
The wavelength range of white light is 400 nm to 800 nm.
संबंधित प्रश्न
What happens when a ray of ordinary light is passed through a triangular glass prism?
Draw a diagram to show how white light can be dispersed into a spectrum by using a glass prism. Mark the various colours of the spectrum.
The coloured light having the maximum speed in glass prism is ______.
The splitting of white light into its constituent colours is called .............
What is dispersion? Explain in detail.
State the correct sequence (1-7) of colours in the spectrum formed by the prisms A and B, shown in the following figure.
What is Newton’s disc?
______ colour is deviated the least in the spectrum of white light obtained with a glass prism.
The dispersive powers of flint glass and crown glass are 0.053 and 0.034, respectively and their mean refractive indices are 1.68 and 1.53 for white light. Calculate the angle of the flint glass prism required to form an achromatic combination with a crown glass prism of refracting angle 4°:
State True or False:
"Wavelength of red light is close to 700 nm.”
