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प्रश्न
Draw another diagram to show how the colours of spectrum of white light can be combined to give the effect of white light.
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उत्तर
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संबंधित प्रश्न
How does the deviation produced by a triangular prism depend on the colours (or wavelengths) of light incident on it?
Which colour of white light travels fastest in glass?
In following diagram shows a thin beam of white light from a source S striking on one face of a prism.
What conclusion do you draw from the observation in part (b) above?
Write the approximate wavelengths for blue.
Give a reason, why the violet colour of white light deviated most and red colour of white light deviated least.
What is understood by the term dispersion of light? What is its cause?
A prism causes dispersion of white light while a rectangular glass block does not. Explain.
Which colour of white light travels slowest, in glass?
Write the approximate wavelength for red light.
