Advertisements
Advertisements
प्रश्न
Write the approximate wavelengths for blue.
Advertisements
उत्तर
For blue light, approximate wavelength = 4800 Å.
APPEARS IN
संबंधित प्रश्न
Name three factors on which the deviation produced by a prism depends and state how does it depend on the factors stated by you.
In following diagram shows a thin beam of white light from a source S striking on one face of a prism.

A slit is placed in between the prism and the screen to pass only the light of green colour. What will you then observe on the screen?
If a monochromatic beam of light undergoes minimum deviation through an equiangular prism, how does the beam pass through the prism, with respect to its base?
Light of different colours is deviated through different angles by a prism. Explain the reason.
Name the radiation of a wavelength longer than 8 × 10−7 m.
Explain, why quartz prism is required for obtaining the spectrum of ultra-violet light?
A prism causes dispersion of white light while a rectangular glass block does not. Explain.
Draw a neat diagram to show the arrangement you would use to project a pure spectrum of white light on a screen.
Which colour of white light travels slowest, in glass?
